CVE-2026-7233

LOW EPSS 14.7%
Published Apr 28, 20262mo ago · Modified Jun 17, 20261w ago
1.9 CVSS 4.0
Low
Find Similar
Published Apr 28, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet.

CVSS Details

Base Score
1.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
14.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
artifexmupdf* ≤1.27.2

References 6

  • artifex.com https://artifex.com/
    Product
  • bugs.ghostscript.com https://bugs.ghostscript.com/show_bug.cgi?id=709328
    ExploitMitigationThird Party Advisory
  • github.com https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobread
    Exploit
  • vuldb.com https://vuldb.com/submit/802590
    ExploitMitigationThird Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/359840
    ExploitMitigationThird Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/359840/cti
    Permissions RequiredVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.