{ "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-2026-3029", "tracking": { "current_release_date": "2026-03-25T07:48:55.547852Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-3029", "initial_release_date": "2026-03-20T08:58:27.336277Z", "revision_history": [ { "date": "2026-03-20T08:58:27.336277Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| References created (2)." }, { "date": "2026-03-20T08:58:30.480756Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-20T10:12:31.159420Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| Products created (1).| References created (2)." }, { "date": "2026-03-20T10:12:34.030065Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-20T15:22:32.815219Z", "number": "5", "summary": "References created (1)." }, { "date": "2026-03-20T18:24:23.349991Z", "number": "6", "summary": "Source created.| CVE status created. (valid)| Products created (2)." }, { "date": "2026-03-20T18:24:27.544658Z", "number": "7", "summary": "NCSC Score updated." }, { "date": "2026-03-20T18:29:01.701908Z", "number": "8", "summary": "Description created for source." }, { "date": "2026-03-20T22:03:38.112940Z", "number": "9", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T22:03:45.578386Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-03-21T00:28:27.544897Z", "number": "11", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (4).| Product Identifiers created (1).| Product Remediations created (4).| References created (4).| CWES updated (1).| Vendor_assessment created." }, { "date": "2026-03-21T00:28:30.512429Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-03-21T01:08:22.196479Z", "number": "13", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (5).| CWES updated (1)." }, { "date": "2026-03-21T01:08:25.073695Z", "number": "14", "summary": "NCSC Score updated." }, { "date": "2026-03-21T04:08:55.669534Z", "number": "15", "summary": "References created (1)." }, { "date": "2026-03-24T20:43:11.812297Z", "number": "16", "summary": "CVSS created." }, { "date": "2026-03-24T20:43:14.987173Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-03-24T20:44:52.513567Z", "number": "18", "summary": "CVSS created.| Unknown change." }, { "date": "2026-03-24T20:44:55.385700Z", "number": "19", "summary": "NCSC Score updated." } ], "status": "interim", "version": "19" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/1.26.5|<1.26.7", "product": { "name": "vers:unknown/1.26.5|<1.26.7", "product_id": "CSAFPID-5870287" } } ], "category": "product_name", "name": "PyMuPDF" } ], "category": "vendor", "name": "Artifex Software Inc. *PyMuPDF*" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/3", "product": { "name": "vers:rpm/3", "product_id": "CSAFPID-5198605", "product_identification_helper": { "cpe": "cpe:/a:redhat:enterprise_linux_ai:3" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux AI (RHEL AI) 3" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-5205180" } } ], "category": "product_name", "name": "bootc-cuda-rhel9" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-5811351" } } ], "category": "product_name", "name": "bootc-rocm-rhel9" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-5205182" } } ], "category": "product_name", "name": "disk-image-cuda-rhel9" } ], "category": "product_family", "name": "Red Hat Enterprise Linux AI (RHEL AI) 3" } ], "category": "vendor", "name": "Red Hat" }, { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/unknown", "product": { "name": "vers:deb/unknown", "product_id": "CSAFPID-5874293" } } ], "category": "product_name", "name": "pymupdf" } ], "category": "product_family", "name": "bookworm" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:deb/unknown", "product": { "name": "vers:deb/unknown", "product_id": "CSAFPID-5874294" } } ], "category": "product_name", "name": "pymupdf" } ], "category": "product_family", "name": "bullseye" } ], "category": "vendor", "name": "debian" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-3029", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "A path traversal and arbitrary file write vulnerability exist in the embedded get function in '_main_.py' in PyMuPDF version, 1.26.5.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-3029" }, { "category": "description", "text": "A path traversal and arbitrary file write vulnerability exist in the embedded get function in '_main_.py' in PyMuPDF version, 1.26.5.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/3xxx/CVE-2026-3029.json" }, { "category": "description", "text": "A path traversal and arbitrary file write vulnerability exist in the embedded get function in '_main_.py' in PyMuPDF version, 1.26.5.", "title": "debian - https://security-tracker.debian.org/tracker/CVE-2026-3029" }, { "category": "description", "text": "A flaw was found in PyMuPDF. This vulnerability, involving path traversal, allows an attacker to write arbitrary files to unintended locations on the system. The flaw is present in the embedded `get` function within the `_main_.py` file. Successful exploitation could lead to system compromise or data corruption.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3029.json" }, { "category": "description", "text": "A path traversal and arbitrary file write vulnerability exist in the embedded get function in '_main_.py' in PyMuPDF version, 1.26.5.", "title": "github - https://api.github.com/advisories/GHSA-cxqh-p2w9-fmr7" }, { "category": "other", "text": "0.00025", "title": "EPSS" }, { "category": "other", "text": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N", "title": "CVSSV4" }, { "category": "other", "text": "6.9", "title": "CVSSV4 base score" }, { "category": "other", "text": "3.6", "title": "NCSC Score" }, { "category": "other", "text": "There is product_remediation data available from source Redhat, The value of the most recent EPSS score, Is related to a product by vendor Debian", "title": "NCSC Score top decreasing factors" }, { "category": "details", "text": "Severity: 3\n", "title": "Vendor assessment" } ], "product_status": { "known_affected": [ "CSAFPID-5870287", "CSAFPID-5874293", "CSAFPID-5874294", "CSAFPID-5198605", "CSAFPID-5205180", "CSAFPID-5205182", "CSAFPID-5811351" ] }, "references": [ { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-3029" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/3xxx/CVE-2026-3029.json" }, { "category": "external", "summary": "Source - debian", "url": "https://security-tracker.debian.org/tracker/CVE-2026-3029" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3029.json" }, { "category": "external", "summary": "Source - github", "url": "https://api.github.com/advisories/GHSA-cxqh-p2w9-fmr7" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd; redhat", "url": "http://github.com/pymupdf/PyMuPDF" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd; redhat", "url": "http://github.com/pymupdf/PyMuPDF/commit/603cafe38a183b8bab34f16d05043b4185d8d40a" }, { "category": "external", "summary": "Reference - cveprojectv5; github; nvd", "url": "https://www.kb.cert.org/vuls/id/504749" }, { "category": "external", "summary": "Reference - redhat", "url": "https://www.cve.org/CVERecord?id=CVE-2026-3029" }, { "category": "external", "summary": "Reference - github; redhat", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3029" }, { "category": "external", "summary": "Reference - github", "url": "https://github.com/advisories/GHSA-cxqh-p2w9-fmr7" } ], "remediations": [ { "category": "mitigation", "details": "To mitigate this issue, ensure that applications utilizing PyMuPDF, especially those processing untrusted documents, are run within a sandboxed environment with strict limitations on file system write access. Additionally, validate and sanitize all input paths before they are processed by PyMuPDF's `get` function to prevent path traversal.", "product_ids": [ "CSAFPID-5198605", "CSAFPID-5205180", "CSAFPID-5205182", "CSAFPID-5811351" ] } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "baseScore": 8.2, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-5198605", "CSAFPID-5205180", "CSAFPID-5205182", "CSAFPID-5811351", "CSAFPID-5870287", "CSAFPID-5874293", "CSAFPID-5874294" ] } ], "title": "CVE-2026-3029" } ] }