Medium severity6.5NVD Advisory· Published Jul 10, 2026· Updated Jul 10, 2026

CVE-2026-61455

Description

Grav before 2.0.1 contains a decompression bomb vulnerability in ZipArchiver::extract() that lacks limits on uncompressed size, file count, and nesting depth. Attackers can supply a crafted ZIP archive that expands to fill available disk space, causing denial of service by exhausting storage resources.

Affected products

Getgrav/Gravllm-fuzzy
Range: <2.0.1

Patches

Vulnerability mechanics

References

github.com/getgrav/grav/security/advisories/GHSA-928x-9mpw-8h56nvd
www.vulncheck.com/advisories/grav-before-decompression-bomb-via-ziparchivernvd

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