CVE-2026-93311

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/r1ck9-2q/cve_summit/blob/main/Shift-exponent-undefined-behavior-in-SampledFunction-Function.cc-376.md
https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1758
https://vuldb.com/cve/CVE-2026-93311
https://vuldb.com/submit/942344
https://vuldb.com/vuln/406609
https://vuldb.com/vuln/406609/cti

Configurations

No configuration.

History

18 Sep 2026, 01:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-18 01:16

Updated : 2026-09-22 16:18

NVD link : CVE-2026-93311

Mitre link : CVE-2026-93311

CVE.ORG link : CVE-2026-93311

JSON object : View

Products Affected

No product.

CWE

CWE-189

Numeric Errors

CWE-190

Integer Overflow or Wraparound

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