CVE-2026-7233
4.8
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
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Artifex | MuPDF | 1.0 | affected |
| Artifex | MuPDF | 1.1 | affected |
| Artifex | MuPDF | 1.2 | affected |
| Artifex | MuPDF | 1.3 | affected |
| Artifex | MuPDF | 1.4 | affected |
| Artifex | MuPDF | 1.5 | affected |
| Artifex | MuPDF | 1.6 | affected |
| Artifex | MuPDF | 1.7 | affected |
| Artifex | MuPDF | 1.8 | affected |
| Artifex | MuPDF | 1.9 | affected |
| Artifex | MuPDF | 1.10 | affected |
| Artifex | MuPDF | 1.11 | affected |
| Artifex | MuPDF | 1.12 | affected |
| Artifex | MuPDF | 1.13 | affected |
| Artifex | MuPDF | 1.14 | affected |
| Artifex | MuPDF | 1.15 | affected |
| Artifex | MuPDF | 1.16 | affected |
| Artifex | MuPDF | 1.17 | affected |
| Artifex | MuPDF | 1.18 | affected |
| Artifex | MuPDF | 1.19 | affected |
| Artifex | MuPDF | 1.20 | affected |
| Artifex | MuPDF | 1.21 | affected |
| Artifex | MuPDF | 1.22 | affected |
| Artifex | MuPDF | 1.23 | affected |
| Artifex | MuPDF | 1.24 | affected |
| Artifex | MuPDF | 1.25 | affected |
| Artifex | MuPDF | 1.26 | affected |
| Artifex | MuPDF | 1.27 | affected |
| Artifex | MuPDF | 1.28.0 | affected |
Weaknesses
- CWE-125: Out-of-Bounds Read
- CWE-119: Memory Corruption
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://vuldb.com/vuln/359840
- https://vuldb.com/vuln/359840/cti
- https://vuldb.com/submit/802590
- https://bugs.ghostscript.com/show_bug.cgi?id=709328
- https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobread
- https://artifex.com/
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