OpenCATS through 0.9.5-3 has multiple Cross-site Scripting (XSS) issues.
Priority LOW 30CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
OpenCATS through 0.9.5-3 has multiple Cross-site Scripting (XSS) issues.
Why it matters now
EPSS 0.01541 75th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-25295
- 2026-10-03 Alias added: GHSA-83f7-78g7-gqxp
References
More Opencats vulnerabilities
- TI-2023-12031 Cross-site scripting in OpenCATS CVSS 3.1MEDIUM 6.1
- TI-2023-12032 Cross-site scripting in OpenCATS CVSS 3.1MEDIUM 5.4
- TI-2023-12030 Open redirect in OpenCATS CVSS 3.1MEDIUM 5.4
- TI-2023-12033 Cross-site request forgery in OpenCATS CVSS 3.1MEDIUM 5.4
- TI-2021-18297 OpenCATS through 0.9.6 allows remote attackers to execute arbitrary code by uploading an… CVSS 3.1CRITICAL 9.8
- TI-2021-07541 OpenCATS through 0.9.5-3 unsafely deserializes index.php?m=activity requests, leading to… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2021-25295 · CVE Program
- CVE-2021-25295 · NVD
- FIRST EPSS
- GHSA-83f7-78g7-gqxp · GitHub Advisory Database · CC BY 4.0
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