What is CVE-2026-8454?

CVE-2026-8454 is a medium-severity vulnerability in Tonyc Imager\, classified under Out-of-bounds Write. CVSS score: 5.3/10. Published 2026-05-15.

How severe is CVE-2026-8454?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Buffer overflow in Tonyc Imager\

CVE-2026-8454

Imager::File::GIF versions through 1.002 for Perl allow a heap out of bounds (OOB) write on crafted multi-frame GIF files. Imager::File::GIF's i_readgif_multi_low allocates a single per-row buffer GifRow sized for the GIF's global screen…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (0.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

Affected products

Tonyc Imager\ — versions \
Tonyc Imager::file::gif — versions 0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

9b29abf9-4ab0-4765-b253-1875cd9b441e (release-notes, Release Notes)
9b29abf9-4ab0-4765-b253-1875cd9b441e (Patch, patch)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-8454?: CVE-2026-8454 is a medium-severity vulnerability in Tonyc Imager\, classified under Out-of-bounds Write. CVSS score: 5.3/10. Published 2026-05-15.
How severe is CVE-2026-8454?: Medium severity. CVSS v3 base score is 5.3 out of 10.