OS command injection in LiteSpeed Technologies OpenLiteSpeed
Priority MEDIUM 42CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
OpenLiteSpeed and LSWS Enterprise provided by LiteSpeed Technologies contain an OS command injection vulnerability. An arbitrary OS command may be executed by an attacker with the administrative privilege.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01471 73rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| LiteSpeed Technologies | OpenLiteSpeed | all versions | — | No fix listed | CNA |
| LiteSpeed Technologies | LSWS Enterprise | all versions | — | No fix listed | CNA |
- OpenLiteSpeed VendorLiteSpeed Technologies Affected all versions Fixed in — No fix listed CNA
- LSWS Enterprise VendorLiteSpeed Technologies Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:litespeedtech:litespeed_web_server:*:*:*:*:*:*:*:* | before 6.3.5 | Vulnerable | litespeedtech |
| cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:* | up to 1.9.0 | Vulnerable | litespeedtech |
- cpe:2.3:a:litespeedtech:litespeed_web_server:*:*:*:*:*:*:*:* Versions before 6.3.5 Vulnerable ·litespeedtech
- cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:* Versions up to 1.9.0 Vulnerable ·litespeedtech
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-31386
- 2026-10-03 Alias added: GHSA-3gr9-8p27-7f3p
References
More LiteSpeed Technologies vulnerabilities
- TI-2026-35606 LiteSpeed User-End cPanel Plugin before 2.4.5 allows privilege escalation (possibly to… KEVCVSS 4.0CRITICAL 10.0
- TI-2026-39296 LiteSpeed cPanel plugin before 2.4.8 (as distributed in LiteSpeed WHM PlugIn before… KEVCVSS 3.1HIGH 8.5
- TI-2024-29589 WordPress LiteSpeed Cache plugin < 6.5.0.1 - Unauthenticated Account Takeover via Cookie Leak vulnerability CVSS 3.1CRITICAL 9.8
- TI-2024-18601 WordPress LiteSpeed Cache plugin <= 6.3.0.1 - Unauthenticated Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
- TI-2022-00030 Authenticated Remote Code Execution in OpenLiteSpeed Web Server CVSS 3.1HIGH 8.8
- TI-2021-22517 LiteSpeed Web Server Enterprise 5.4.11 - Command Injection CVSS 4.0HIGH 8.6
Sources
- CVE-2026-31386 · CVE Program
- CVE-2026-31386 · NVD
- FIRST EPSS
- GHSA-3gr9-8p27-7f3p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences