The WebAdmin Console in OpenLiteSpeed before v1.6.5 does not strictly check request URLs…
Priority MEDIUM 44CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The WebAdmin Console in OpenLiteSpeed before v1.6.5 does not strictly check request URLs, as demonstrated by the "Server Configuration > External App" screen.
Why it matters now
EPSS 0.01197 68th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:* | before 1.6.5 | Vulnerable | litespeedtech |
- cpe:2.3:a:litespeedtech:openlitespeed:*:*:*:*:*:*:*:* Versions before 1.6.5 Vulnerable ·litespeedtech
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5519
- 2026-10-03 Alias added: GHSA-88rm-g49p-m632
References
More litespeedtech Openlitespeed vulnerabilities
- TI-2022-00030 Authenticated Remote Code Execution in OpenLiteSpeed Web Server CVSS 3.1HIGH 8.8
- TI-2021-08426 Privilege Escalation in LiteSpeed Technologies OpenLiteSpeed web server version 1.7.8… CVSS 3.1HIGH 8.8
- TI-2026-23945 OS command injection in LiteSpeed Technologies OpenLiteSpeed CVSS 4.0HIGH 8.6
- TI-2022-00031 Privilege Escalation in OpenLiteSpeed Web Server CVSS 3.1HIGH 8.8
- TI-2023-21334 LiteSpeed OpenLiteSpeed before 1.7.18 does not strictly validate HTTP request headers. CVSS 3.1HIGH 7.5
- TI-2015-03304 Use-after-free vulnerability in Open Litespeed before 1.3.10. CVSS 3.1HIGH 7.5
Sources
- CVE-2020-5519 · CVE Program
- CVE-2020-5519 · NVD
- FIRST EPSS
- GHSA-88rm-g49p-m632 · GitHub Advisory Database · CC BY 4.0
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