CVE-2026-110635
webp-converter before 3.0.0 OS Command Injection via File Names and Options
- State
- Published
- Severity
- 9.3 Critical
- Published
- Oct 14, 2026
- Updated
- Oct 26, 2026
- Reserved
- Oct 14, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Products
| Product | Versions |
|---|---|
webp-converterscionoftech |
|
References
- https://github.com/scionoftech/webp-converter/pull/53issue-trackingpatch
- https://github.com/scionoftech/webp-converter/pull/53#issuecomment-5091652605vendor-advisorypatchissue-tracking
- https://github.com/scionoftech/webp-converter/commit/f1b6724bc2e89f67ab05d51a854b4b1c5a99928apatch
- https://github.com/scionoftech/webp-converter/blob/e09d963d772cae9ff6af63c268ca838ab334f861/CHANGELOG.mdrelease-notes
- https://github.com/scionoftech/webp-converter/blob/3729b65f1e904ab56b947ac3772020ce37a756c8/src/webpconverter.js#L41-L52technical-description
- https://github.com/scionoftech/webp-converterproduct
- VulnCheck Advisory: webp-converter before 3.0.0 OS Command Injection via File Names and Optionsthird-party-advisory
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