{ "document": { "category": "csaf_base", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "National Cyber Security Centre", "namespace": "https://www.ncsc.nl/" }, "title": "CVE-2026-26195", "tracking": { "current_release_date": "2026-03-25T18:14:51.205322Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-26195", "initial_release_date": "2026-03-05T19:28:39.468582Z", "revision_history": [ { "date": "2026-03-05T19:28:39.468582Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (4).| CWES updated (1)." }, { "date": "2026-03-05T19:28:45.867906Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-05T19:38:59.426122Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (1).| References created (4).| CWES updated (1)." }, { "date": "2026-03-05T19:39:02.285149Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-05T21:06:56.462199Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (5).| CWES updated (1)." }, { "date": "2026-03-05T21:06:57.766557Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-03-05T22:48:53.732091Z", "number": "7", "summary": "References created (1)." }, { "date": "2026-03-06T00:12:40.780897Z", "number": "8", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (1).| References created (5).| CWES updated (1)." }, { "date": "2026-03-06T11:07:40.249447Z", "number": "9", "summary": "Source connected.| CVE status created. (valid)| Products connected (1).| References created (8)." }, { "date": "2026-03-06T11:07:42.575850Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-03-06T14:25:54.534097Z", "number": "11", "summary": "CVSS created.| Products connected (1).| Product Identifiers created (1)." }, { "date": "2026-03-06T14:25:56.573048Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-03-06T14:56:31.165585Z", "number": "13", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-06T14:56:37.132504Z", "number": "14", "summary": "NCSC Score updated." }, { "date": "2026-03-06T18:38:33.481443Z", "number": "15", "summary": "Unknown change." }, { "date": "2026-03-20T09:44:34.337501Z", "number": "16", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T09:44:38.264793Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-03-25T18:14:44.121929Z", "number": "18", "summary": "Source created.| CVE status created. (valid)| Description created for source.| References created (5)." }, { "date": "2026-03-25T18:14:46.425761Z", "number": "19", "summary": "NCSC Score updated." } ], "status": "interim", "version": "19" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<0.14.2", "product": { "name": "vers:unknown/<0.14.2", "product_id": "CSAFPID-5765852" } } ], "category": "product_name", "name": "Gogs" } ], "category": "vendor", "name": "Open Source" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<0.14.2", "product": { "name": "vers:unknown/<0.14.2", "product_id": "CSAFPID-5763736", "product_identification_helper": { "cpe": "cpe:2.3:a:gogs:gogs:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=0|<=0.13.3", "product": { "name": "vers:unknown/>=0|<=0.13.3", "product_id": "CSAFPID-5248697" } } ], "category": "product_name", "name": "gogs" } ], "category": "vendor", "name": "gogs" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-26195", "cwe": { "id": "CWE-79", "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" }, "notes": [ { "category": "description", "text": "Gogs is an open source self-hosted Git service. Prior to version 0.14.2, stored xss is still possible through unsafe template rendering that mixes user input with safe plus permissive sanitizer handling of data urls. This issue has been patched in version 0.14.2.", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-26195" }, { "category": "description", "text": "Gogs is an open source self-hosted Git service. Prior to version 0.14.2, stored xss is still possible through unsafe template rendering that mixes user input with safe plus permissive sanitizer handling of data urls. This issue has been patched in version 0.14.2.", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-26195" }, { "category": "description", "text": "### Summary\n\nStored XSS is still possible through unsafe template rendering that mixes user input with `safe()` plus permissive sanitizer handling of data URLs.\n\n### Details\n\n`safe()` still turns off escaping:\n- internal/template/template.go\n- `func safe(raw string) template.HTML { return template.HTML(raw) }`\n\nBranch pages still render committer names using `safe()`:\n- templates/repo/branches/overview.tmpl\n- templates/repo/branches/all.tmpl\n- templates/repo/wiki/view.tmpl\n\nThe locale still injects a raw second argument: conf/locale/locale_en-US.ini (`branches.updated_by = updated %[1]s by %[2]s`)\n\n### Impact\n\nAn attacker who can inject commit metadata such as author/committer name can trigger script execution on affected pages, leading to session abuse, CSRF token theft, or unauthorized actions.\n\n### Recommended Fix\n\n- Untrusted arguments should be escaped before being used in translations.\n- Data URLs should be limited or blocked in the sanitizer.\n\n### Remediation\nA fix is available at https://github.com/gogs/gogs/releases/tag/v0.14.2.", "title": "github - https://github.com/advisories/GHSA-vgvf-m4fw-938j" }, { "category": "description", "text": "### Summary\n\nStored XSS is still possible through unsafe template rendering that mixes user input with `safe()` plus permissive sanitizer handling of data URLs.\n\n### Details\n\n`safe()` still turns off escaping:\n- internal/template/template.go\n- `func safe(raw string) template.HTML { return template.HTML(raw) }`\n\nBranch pages still render committer names using `safe()`:\n- templates/repo/branches/overview.tmpl\n- templates/repo/branches/all.tmpl\n- templates/repo/wiki/view.tmpl\n\nThe locale still injects a raw second argument: conf/locale/locale_en-US.ini (`branches.updated_by = updated %[1]s by %[2]s`)\n\n### Impact\n\nAn attacker who can inject commit metadata such as author/committer name can trigger script execution on affected pages, leading to session abuse, CSRF token theft, or unauthorized actions.\n\n### Recommended Fix\n\n- Untrusted arguments should be escaped before being used in translations.\n- Data URLs should be limited or blocked in the sanitizer.\n\n### Remediation\nA fix is available at https://github.com/gogs/gogs/releases/tag/v0.14.2.", "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGHSA-vgvf-m4fw-938j.json?alt=media" }, { "category": "description", "text": "Gogs: Stored XSS in branch and wiki views through author and committer names in gogs.io/gogs", "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGO-2026-4618.json?alt=media" }, { "category": "other", "text": "0.00032", "title": "EPSS" }, { "category": "other", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" }, { "category": "other", "text": "6.9", "title": "CVSSV4 base score" }, { "category": "other", "text": "4.1", "title": "NCSC Score" }, { "category": "other", "text": "There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "Is related to a product by vendor Open Source, Is related to (a version of) an uncommon product, There is cvss data available from source Github, The value of the most recent EPSS score, There is cwe data available from source Github, Is related to CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))", "title": "NCSC Score top decreasing factors" } ], "product_status": { "known_affected": [ "CSAFPID-5763736", "CSAFPID-5248697", "CSAFPID-5765852" ] }, "references": [ { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-26195" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-26195" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2026-26195" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/26xxx/CVE-2026-26195.json" }, { "category": "external", "summary": "Source - github", "url": "https://github.com/advisories/GHSA-vgvf-m4fw-938j" }, { "category": "external", "summary": "Source raw - github", "url": "https://api.github.com/advisories/GHSA-vgvf-m4fw-938j" }, { "category": "external", "summary": "Source - osv", "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGHSA-vgvf-m4fw-938j.json?alt=media" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0623.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-26195" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - osv", "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGO-2026-4618.json?alt=media" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd; osv", "url": "https://github.com/gogs/gogs/releases/tag/v0.14.2" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd; osv", "url": "https://github.com/gogs/gogs/commit/ac21150a53bef3a3061f4da787ab193a8d68ecfc" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd; osv", "url": "https://github.com/gogs/gogs/pull/8176" }, { "category": "external", "summary": "Reference - certbundde; cveprojectv5; github; nvd; osv", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-vgvf-m4fw-938j" }, { "category": "external", "summary": "Reference - github", "url": "https://github.com/advisories/GHSA-vgvf-m4fw-938j" }, { "category": "external", "summary": "Reference - github; osv", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-26195" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0623.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0623" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-cj4v-437j-jq4c" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-v9vm-r24h-6rqm" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-vgjm-2cpf-4g7c" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-x9p5-w45c-7ffc" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/gogs/gogs/security/advisories/GHSA-xrcr-gmf5-2r8j" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-5248697", "CSAFPID-5763736", "CSAFPID-5765852" ] } ], "title": "CVE-2026-26195" } ] }