CVE-2020-26519
MEDIUMCVSS 5.5/10EPSS 1.02%
Last modified
CVE-2020-26519 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.. EPSS estimates a 1.02% chance of exploitation in the next 30 days.
Description
Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Mupdf | < 1.18.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
References
- https://bugs.ghostscript.com/show_bug.cgi?id=702937Permissions Required, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00012.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202105-30Third Party Advisory
- https://www.debian.org/security/2020/dsa-4794Third Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=702937Permissions Required, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00012.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202105-30Third Party Advisory
- https://www.debian.org/security/2020/dsa-4794Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-26519?
Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.
How severe is CVE-2020-26519?
CVE-2020-26519 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.
How do I fix CVE-2020-26519?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-26519?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST