by Kastro
Paper/Archive/CVE-2026-110649

CVE-2026-110649

shahkashani stills — Stills before 25.24.2 OS Command Injection via Media File Names

EPSS 3%CVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 84.8.848 × 2017.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Stills before 25.24.2 contains an OS command injection vulnerability that allows attackers to execute shell commands by supplying crafted media file paths. Attackers can name a media file with $(...) or backticks to execute operating system commands with Node.js process privileges when ffmpeg, ffprobe, gifsicle, or convert runs.

Affected

ProductAffectedFixed inSource
stills< 25.24.225.24.2CNA

Scores by source

VulnCheck (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulnCheck (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

patchgithub.com/shahkashani/stills/pull/29patchgithub.com/shahkashani/stills/pull/30patchgithub.com/shahkashani/stills/commit/5694b3b0dcd2da342f4f0497244129d4c9eb73bcpatchgithub.com/shahkashani/stills/commit/51ba953983ba99915331607bf8530e6089952253writeupgithub.com/shahkashani/stills/blob/66d5def1265b817d84524473a2813e4781dcbd80/lib/stills/frames.js#L106-L108writeupgithub.com/shahkashani/stills/blob/66d5def1265b817d84524473a2813e4781dcbd80/lib/content/video.js#L58-L60writeupvulncheck.com/advisories/stills-before-25.24.2-os-command-injection-via-media-file-names