CVE-2026-110649

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.

CVSS 4.0

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

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-25)

CWE

CWE-78

Published

2026-10-14

Modified

2026-10-16

Record from

the NVD, synced 2026-10-19

References

• https://github.com/shahkashani/stills/blob/66d5def1265b817d84524473a2813e4781dcbd80/lib/content/video.js#L58-L60
• https://github.com/shahkashani/stills/blob/66d5def1265b817d84524473a2813e4781dcbd80/lib/stills/frames.js#L106-L108
• https://github.com/shahkashani/stills/commit/51ba953983ba99915331607bf8530e6089952253
• https://github.com/shahkashani/stills/commit/5694b3b0dcd2da342f4f0497244129d4c9eb73bc
• https://github.com/shahkashani/stills/pull/29

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