CVE-2026-110635webp-converter before 3.0.0 OS Command Injection via File Names and Options
Updated under an hour ago ()
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It affects scionoftech webp-converter. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 2.52%, higher than 85% of scored CVEs.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 2.52% (percentile 85)
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
scionoftech webp-converter scionoftech:webp_converter (from the name) | before 3.0.0 | CNA record |
References
- https://github.com/scionoftech/webp-converter/pull/53issue-tracking, patch
- https://github.com/scionoftech/webp-converter/pull/53#issuecomment-5091652605vendor-advisory, patch, issue-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
- https://www.vulncheck.com/advisories/webp-converter-before-3.0.0-os-command-injection-via-file-names-and-optionsthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.