What’s Vulnerable › Vulnerabilities
CVE-2026-46603: Excessive memory allocation during VP8L decoding in golang.org/x/image
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-14 · updated 2026-09-03
- Weakness: CWE-789
Description
VP8L decoding in golang.org/x/image/vp8l can allocate an excessive amount of memory when processing a crafted VP8L image containing many unused Huffman tree groups. This allows a remote attacker to cause a denial of service via memory exhaustion.
Affected products
- golang.org/x/image/vp8l: before 0.45.0 — fixed in 0.45.0
How to fix
Upgrade to a fixed version: golang.org/x/image/vp8l 0.45.0. Check the vendor advisory for mitigations.
References
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