CVE-2026-93311CWE-190

CVE-2026-93311

Medium · published September 18, 2026

CVSS v3.1
4.3
EPSS
1%
Percentile
46.0
In the wild
Unconfirmed
What it is

A vulnerability was detected in Freedesktop Poppler 26.07.0. This issue affects the function SampledFunction::SampledFunction of the file poppler/Function.cc of the component SampledFunction. The manipulation of the argument BitsPerSample results in integer overflow. The attack may be performed from remote. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00562 · 46.0th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2026-09-18T05:16Z
References (6)
https://github.com/r1ck9-2q/cve_summit/blob/main/Shift-exponent-undefined-behavior-in-SampledFunction-Function.cc-376.md · [email protected]https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1758 · [email protected]https://vuldb.com/cve/CVE-2026-93311 · [email protected]https://vuldb.com/submit/942344 · [email protected]https://vuldb.com/vuln/406609 · [email protected]https://vuldb.com/vuln/406609/cti · [email protected]
EPSS history
Timeline
  • 19 SEP 03:55Z
    EPSS moved — → 0%
    epss
  • 18 SEP 00:30Z
    Freedesktop Poppler SampledFunction Function.cc integer overflow
    cvelistv5