HIGHCVSS v3.1 7.8Vulnerability
CVE-2026-116723
FLTK through 1.4.5 contains a stack-based buffer overflow vulnerability in Fl_BMP_Image::load_bmp_() that allows attackers to corrupt stack memory by supplying an oversized BMP colors_used field. Attackers can craft BMP or ICO files with colors_used above 256 to overflow the 768-byte colormap array, causing crashes or potential code execution.
Properties
- Severity
- HIGH
- Nvd fetched at
- 2026-10-26T23:20:21.485325+00:00
- Cvss severity
- HIGH
- Cvss score
- 7.8
- Retrieved at
- 2026-10-26T23:21:23+00:00
- Score
- 7.8
- Cvss version
- 3.1
- Last source
- NVD
- Cve id
- CVE-2026-116723
- Cvss vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- First seen by Signal
- 2026-10-26T23:13:25+00:00
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Published at
- 2026-10-26T22:16:55.923
- Last modified
- 2026-10-26T22:16:55.923
Related Entities (1)
HAS_WEAKNESS (1)
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