🛡️ CVE-2026-46601 — image

🟠 CVSS 7.5 — High ✅ No Known Exploit NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Panic on VP8 alpha channel size mismatch in x/image/webp in golang.org/x/image

The webp decoder can panic when processing a VP8 chunk with dimensions that do not match the canvas size.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

CVE-2026-46601 is recorded against 2 packages.

  • golang.org/x/image
  • unknown

Timeline and source

Published on 18 June 2026 and last revised on 26 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

go.dev (Fix)
go.dev (Report)

Details

Severity High
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2026-06-18
Updated 2026-08-12
Modified 2026-06-26

Affected Packages

Software From version Fixed in
golang.org/x/image — —
unknown — —

Similar Threats

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