CVE-2026-115504
7.8 HIGHpublic exploit availablePublished 2026-10-22 · Updated 2026-10-23
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD 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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-787
Public exploit & PoC references
All references
- https://gist.github.com/yure1432/98f15c7e8f48dc90ae65646f926aa176
- https://github.com/HEASARC/cfitsio
- https://github.com/HEASARC/cfitsio/commit/579792e0f85bff0c6733ad5ebdf54c3b5c188686
- https://github.com/HEASARC/cfitsio/pull/184
- https://www.vulncheck.com/advisories/cfitsio-through-4.7.0-out-of-bounds-write-via-ffgcls2-in-getcols-c
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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