CVE-2026-33813

Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image

High · published April 21, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
49.0
In the wild
Unconfirmed
What it is

Parsing a WEBP image with an invalid, large size panics on 32-bit platforms.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00620 · 49.0th percentile
Published
2026-04-21T19:21Z
EPSS history
Timeline
  • 21 APR 19:21Z
    Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image
    cvelistv5