6.1

CVE-2026-7233

Exploit

Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Artifex ≫ Mupdf Version <= 1.27.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.145
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.1 1.8 4.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
cna@vuldb.com 1.9 0 0
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
cna@vuldb.com 3.3 1.8 1.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
cna@vuldb.com 1.7 3.1 2.9
AV:L/AC:L/Au:S/C:P/I:N/A:N
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

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