CVE-2026-61455Grav before 2.0.1 Decompression Bomb via ZipArchiver
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-409
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
getgrav grav getgrav:grav (from the name) | before 2.0.1; 2.0.1 not affected | CNA record |
References
- https://github.com/getgrav/grav/security/advisories/GHSA-928x-9mpw-8h56vendor-advisory
- https://www.vulncheck.com/advisories/grav-before-decompression-bomb-via-ziparchiverthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.