Textpattern CMS 4.8.8 Authenticated Stored Cross-Site Scripting via Article Excerpt
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Textpattern CMS 4.8.8 contains a stored cross-site scripting vulnerability in the article excerpt field that allows authenticated users to inject malicious scripts. Attackers can insert JavaScript payloads into the excerpt, which will execute when the article is viewed by other users.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00311 24th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
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 |
|---|---|---|---|---|---|
| Tmrswrr | Textpattern CMS | 4.8.8 | — | No fix listed | CNA |
- Textpattern CMS VendorTmrswrr Affected 4.8.8 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:textpattern:textpattern:4.8.8:-:*:*:*:*:*:* | 4.8.8 | Vulnerable | Textpattern |
- cpe:2.3:a:textpattern:textpattern:4.8.8:-:*:*:*:*:*:* Versions 4.8.8 Vulnerable ·Textpattern
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53911
- 2026-10-03 Alias added: GHSA-xqcr-r97c-wq7p
References
Exploit 1
Other 1
More Textpattern vulnerabilities
- TI-2023-09955 An arbitrary file upload vulnerability in the plugin upload function of Textpattern… CVSS 3.1HIGH 8.8
- TI-2023-18162 Directory Traversal vulnerability in Textpattern CMS v4.8.8 allows a remote authenticated… CVSS 3.1HIGH 7.2
- TI-2023-11802 An arbitrary file upload vulnerability in the upload plugin of Textpattern v4.8.8 and… CVSS 3.1HIGH 7.2
- TI-2026-25434 Textpattern CMS 4.9.0: Second-Order XSS via Atom Feed Injection CVSS 4.0MEDIUM 5.1
- TI-2018-05387 An issue was discovered in Textpattern CMS 4.6.2 and earlier. CVSS 3.0CRITICAL 9.8
- TI-2020-13637 Textpattern 4.7.3 contains an aribtrary file load via the file_insert function in include/txp_file.php. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2023-53911 · CVE Program
- CVE-2023-53911 · NVD
- FIRST EPSS
- GHSA-xqcr-r97c-wq7p · 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