WordPress HTTP Headers Plugin <= 1.18.11 is vulnerable to Cross Site Scripting (XSS)
Priority LOW 27CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Dimitar Ivanov HTTP Headers plugin <= 1.18.11 versions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00396 34th 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
- Partial
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 |
|---|---|---|---|---|---|
| Dimitar Ivanov | HTTP Headers | up to 1.18.11 | — | No fix listed | CNA |
- HTTP Headers VendorDimitar Ivanov Affected up to 1.18.11 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-37874
- 2026-10-03 Alias added: GHSA-c52j-j2cg-8r59
References
More Riverside Http Headers vulnerabilities
- TI-2023-01142 HTTP Headers < 1.18.11 - Admin+ Remote Code Execution CVSS 3.1HIGH 7.2
- TI-2023-01141 HTTP Headers < 1.18.8 - Admin+ SQL Injection CVSS 3.1HIGH 7.2
- TI-2023-19410 WordPress HTTP Headers Plugin <= 1.18.11 is vulnerable to Server Side Request Forgery (SSRF) CVSS 3.1MEDIUM 4.9
Sources
- CVE-2023-37874 · CVE Program
- CVE-2023-37874 · NVD
- FIRST EPSS
- GHSA-c52j-j2cg-8r59 · GitHub Advisory Database · CC BY 4.0
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