scionoftech webp-converter Os Command Injection Flaw (CVE-2026-110635) Rated CVSS 9.3
A newly published critical vulnerability in scionoftech webp-converter carries a CVSS score of 9.3. Here is what is affected and how to respond.
Key points
- CVE-2026-110635 affects scionoftech webp-converter.
- CVSS 9.3 (Critical).
- No exploitation confirmed yet.
scionoftech webp-converter is affected by CVE-2026-110635, a OS command injection that the National Vulnerability Database rates 9.3 out of 10.
At a glance
- CVE
- CVE-2026-110635
- Product
- scionoftech webp-converter
- CVSS
- 9.3 Critical
- Weakness
- OS command injection
- Exploited
- No known exploitation
What is the vulnerability?
The NVD entry states: 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 versions
| Vendor | Product | Versions |
|---|---|---|
| Scionoftech | webp-converter | before 3.0.0 |
Is it being exploited?
There is no public confirmation of exploitation at the time of publication. It does not appear in CISA's Known Exploited Vulnerabilities catalog. We will update this report if that changes.
What should you do?
- Identify whether the affected product and versions run in your environment.
- Apply the vendor update listed in the advisory as soon as it is available.
- Limit network exposure of the affected service until it is patched.
- Monitor the vendor advisory for updated guidance or exploitation reports.
What to do and how to stay safe: CVE-2026-110635
- Vulnerability severity scores ignore your specific architecture and context.
- Exploitability depends on network exposure and user behavior, not just code flaws.
- Prioritization requires continuous asset inventory and threat intelligence alignment.
Risk-based vulnerability management focuses your limited resources on the flaws that actually threaten your business. Start by mapping your critical assets and checking for active exploits to prioritize your backlog.
Step-by-step guide: Risk-Based Vulnerability Management: Prioritize Fixes by Actual Danger
General security guidance from the Threat Times newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
What is CVE-2026-110635?
CVE-2026-110635 is a OS command injection vulnerability in scionoftech webp-converter.
How severe is CVE-2026-110635?
It has a CVSS score of 9.3 Critical.
Is CVE-2026-110635 being exploited?
There is no public confirmation of exploitation at the time of publication.
