by Kastro
Paper/Archive/CVE-2026-110635

CVE-2026-110635

scionoftech webp-converter — webp-converter before 3.0.0 OS Command Injection via File Names and Options

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

webp-converter before 3.0.0 contains an OS command injection vulnerability in src/webpconverter.js helpers that run libwebp binaries via execFile with shell enabled. Attackers controlling file names or option strings passed to cwebp, dwebp, gwebp, or webpmux functions can inject shell metacharacters to execute OS commands as the Node.js process.

Affected

ProductAffectedFixed inSource
webp-converter< 3.0.03.0.0CNA

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/scionoftech/webp-converter/pull/53patchgithub.com/scionoftech/webp-converter/pull/53#issuecomment-5091652605patchgithub.com/scionoftech/webp-converter/commit/f1b6724bc2e89f67ab05d51a854b4b1c5a99928arefgithub.com/scionoftech/webp-converter/blob/e09d963d772cae9ff6af63c268ca838ab334f861/CHANGELOG.mdwriteupgithub.com/scionoftech/webp-converter/blob/3729b65f1e904ab56b947ac3772020ce37a756c8/src/webpconverter.js#L41-L52refgithub.com/scionoftech/webp-converterwriteupvulncheck.com/advisories/webp-converter-before-3.0.0-os-command-injection-via-file-names-and-options