PT-2026-57198 · Getgrav · Grav

Alienkeric · Published 2026-07-10 · Updated 2026-07-10 · CVE-2026-61455

NVD

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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.

Exploit

Fix

Weakness Enumeration

CWE-409

Related Identifiers

CVE-2026-61455

Affected Products

Grav

References · 3

• 🔥 https://github.com/getgrav/grav/security/advisories/GHSA-928x-9mpw-8h56 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-61455 · Security Note
• https://vulncheck.com/advisories/grav-before-decompression-bomb-via-ziparchiver · Note