Cross-site scripting (XSS) vulnerability in BlackCat CMS 1.1.2 allows remote attackers to…
Priority LOW 23CWE-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 · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in BlackCat CMS 1.1.2 allows remote attackers to inject arbitrary web script or HTML via the name in a new group to backend/groups/index.php.
Why it matters now
EPSS 0.00732 54th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged 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
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:blackcat-cms:blackcat_cms:1.1.2:*:*:*:*:*:*:* | 1.1.2 | Vulnerable | blackcat-cms |
- cpe:2.3:a:blackcat-cms:blackcat_cms:1.1.2:*:*:*:*:*:*:* Versions 1.1.2 Vulnerable ·blackcat-cms
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-5521
- 2026-10-03 Alias added: GHSA-qp8x-4f6p-mmhh
References
More blackcat-cms Blackcat Cms vulnerabilities
- TI-2023-30175 Blackcat CMS 1.4 Remote Code Execution via Jquery Plugin Manager CVSS 4.0HIGH 8.6
- TI-2023-23624 A reflected cross-site scripting (XSS) vulnerability in /install/index.php of Black Cat… CVSS 3.1MEDIUM 6.1
- TI-2023-23623 A stored cross-site scripting (XSS) vulnerability in /settings/index.php of Black Cat CMS… CVSS 3.1MEDIUM 5.4
- TI-2023-30174 Blackcat CMS 1.4 Stored Cross-Site Scripting via Page Modification CVSS 4.0MEDIUM 5.1
- TI-2015-04260 Directory traversal vulnerability in widgets/logs.php in BlackCat CMS before 1.1.2 allows… CVSS 3.0HIGH 7.5
- TI-2020-15556 An issue was discovered in BlackCat CMS before 1.4. CVSS 3.1HIGH 8.8
Sources
- CVE-2015-5521 · CVE Program
- CVE-2015-5521 · NVD
- FIRST EPSS
- GHSA-qp8x-4f6p-mmhh · GitHub Advisory Database · CC BY 4.0
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