VDB
CVE-2026-34979
CVE-2026-34979
PUBLISHED
CVSS 5.3 MEDIUM
Reported by GitHub_M · Published April 3, 2026
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.
EPSS 0.03% · 7.3th percentile
Risk Scores
CVSS 3.1
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score
0.03%
7.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| OpenPrinting | cups | <= 2.4.16 |
| OpenPrinting | cups | <= 2.4.16 |
Exploit Intelligence
Timeline
- Apr 3, 2026 CVE Published
- Apr 6, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
- May 27, 2026 EPSS Score
References
- https://github.com/OpenPrinting/cups/security/advisories/GHSA-6qxf-7jx6-86fh x_refsource_CONFIRM