{"id":"CVE-2026-112782","summary":"Grav before 1.7.53.5 and 2.2.2 Image Pixel Limit Bypass Denial of Service","details":"Grav 1.7.53 before 1.7.53.5 and 2.0.0-rc.8 before 2.2.2 contains a resource exhaustion vulnerability that allows anonymous visitors to bypass the system.images.max_pixels limit when system.images.url_actions is enabled. Attackers can send single-dimension or percentage forceResize, zoomCrop, or chained image actions to make GD allocate multi-gigabyte canvases, exhausting server memory and taking the site down.","aliases":["GHSA-8gr9-59p6-r488"],"modified":"2026-10-20T11:18:26.362800014Z","published":"2026-10-19T19:10:58.093Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112782.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-400"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112782.json"},{"type":"ADVISORY","url":"https://github.com/getgrav/grav/security/advisories/GHSA-8gr9-59p6-r488"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112782"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/grav-before-1.7.53.5-and-2.2.2-image-pixel-limit-bypass-denial-of-service"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/getgrav/grav","events":[{"introduced":"1b8758c867f4e15d532946a09f0f766f367f28c0"},{"fixed":"d7f46bf3d2eb23600168822e23d67c66f79fbd00"},{"introduced":"d10262fd47ee9ad4f067c8ea1f25b0980ddbd205"},{"fixed":"69c5be26e70fd5fafff8aee912c53b4d72fb5c5e"}],"database_specific":{"extracted_events":[{"introduced":"2.0.0-rc.8"},{"fixed":"2.2.2"},{"introduced":"1.7.53"},{"fixed":"1.7.53.5"}],"source":"AFFECTED_FIELD"}}],"versions":["2.2.1","2.2.0","2.1.12","2.1.11","2.1.10","2.1.9","2.1.8","2.1.7","2.1.6","2.1.5","2.1.4","2.1.3","2.1.2","2.1.1","2.1.0","2.0.26","2.0.25","2.0.24","2.0.23","2.0.22","2.0.21","2.0.20","2.0.19","2.0.18","2.0.17","2.0.16","2.0.15","2.0.14","2.0.13","2.0.12","2.0.11","2.0.10","2.0.9","2.0.8","2.0.7","2.0.6","2.0.5","2.0.4","2.0.3","2.0.2","2.0.1","1.7.53"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112782.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}