CVE-2026-4985
CVE-2026-4985 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.
Key facts
- Severity: Medium (CVSS 3.x base score 4.3)
- CVSS v2: 5.0
- CVSS v4: 5.3
- EPSS exploit prediction: 0% (39th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-16894
- Weakness: CWE-189
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2026-4985?
- CVE-2026-4985 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2026-4985 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-4985?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-4985 have an EU (EUVD) identifier?
- Yes. CVE-2026-4985 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16894.
- When was CVE-2026-4985 published?
- CVE-2026-4985 was published on 2026-03-27 and last updated on 2026-06-17.
References
- https://github.com/dloebl/cgif/
- https://github.com/dloebl/cgif/commit/b0ba830093f4317a5d1f345715d2fa3cd2dab474
- https://github.com/dloebl/cgif/issues/110
- https://github.com/dloebl/cgif/pull/112
- https://vuldb.com/?ctiid.353874
- https://vuldb.com/?id.353874
- https://vuldb.com/?submit.778278
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