{"id":"CVE-2026-61455","aliases":["CVE-2026-61690","GHSA-928x-9mpw-8h56"],"url":"https://o3.security/vulnerability/CVE-2026-61455","summary":"Grav before 2.0.1 Decompression Bomb via ZipArchiver","details":"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.","published":"2026-07-10T13:58:08.990Z","modified":"2026-08-20T04:04:06.616797393Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"getgrav/grav","fixedVersion":"2.0.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/61xxx/CVE-2026-61455.json"},{"type":"ADVISORY","url":"https://github.com/getgrav/grav/security/advisories/GHSA-928x-9mpw-8h56"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-61455"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/grav-before-decompression-bomb-via-ziparchiver"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-20T04:04:06.616797393Z"}}