{"id":"CVE-2026-115504","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-115504","generatedAt":"2026-10-28T01:52:47.954Z","title":"CFITSIO through 4.7.0 contains an out-of-bounds write vulnerability in ffgcls2() in getcols.c that trusts attacker-controlled heap descriptor lengths for variable-length string columns.","description":"CFITSIO through 4.7.0 contains an out-of-bounds write vulnerability in ffgcls2() in getcols.c that trusts attacker-controlled heap descriptor lengths for variable-length string columns. Attackers can supply a crafted FITS file that overflows a fixed 28,800-byte stack buffer and the caller's string array, enabling arbitrary code execution.","published":"2026-10-22T20:17:06.000Z","lastModified":"2026-10-23T19:45:04.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00133,"percentile":0.02794,"date":"2026-10-26","history":[{"date":"2026-10-23","score":0.00135,"percentile":0.02683}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-22T20:17:06.000Z","detail":{"score":"8.5","severity":"HIGH","publishedAt":"2026-10-22T20:17:06.313Z"},"summary":"New CVE, high severity (CVSS 8.5)."}],"references":[{"url":"https://gist.github.com/yure1432/98f15c7e8f48dc90ae65646f926aa176","source":"disclosure@vulncheck.com"},{"url":"https://github.com/HEASARC/cfitsio","source":"disclosure@vulncheck.com"},{"url":"https://github.com/HEASARC/cfitsio/commit/579792e0f85bff0c6733ad5ebdf54c3b5c188686","source":"disclosure@vulncheck.com"},{"url":"https://github.com/HEASARC/cfitsio/pull/184","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/cfitsio-through-4.7.0-out-of-bounds-write-via-ffgcls2-in-getcols-c","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-115504","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}