Integer overflow in Dloebl Cgif
CVE-2026-4985
A vulnerability was identified in dloebl CGIF up to 0.5.2. This vulnerability affects the function cgif_addframe of the file src/cgif.c of the component GIF Image Handler. The manipulation of the argument width/height leads to integer overflow. The attack may be initiated remotely. The identifier of the patch is b0ba830093f4317a5d1f345715d2fa3cd2dab474. It is suggested to install a patch to address this issue.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.006 (45.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001
Affected products
- Dloebl Cgif — versions 0.5.0, 0.5.1, 0.5.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/dloebl/cgif/issues/110 (issue-tracking)
- github.com/dloebl/cgif/pull/112 (issue-tracking, patch)
- github.com/dloebl/cgif/commit/b0ba830093f4317a5d1f345715d2fa3cd2dab474 (patch)
- github.com/dloebl/cgif/ (product)
Frequently asked questions
- What is CVE-2026-4985?
- CVE-2026-4985 is a medium-severity vulnerability in Dloebl Cgif, classified under CWE-189. CVSS score: 4.3/10. Published 2026-03-27.
- How severe is CVE-2026-4985?
- Medium severity. CVSS v3 base score is 4.3 out of 10.