Is CVE-2026-61455 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-61455?

CVE-2026-61455 has a CVSS v3 severity of MEDIUM (6.5).

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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.