Cross-site scripting (XSS) vulnerability in backend/pages/modify.php in BlackCatCMS 1.3…
Priority LOW 24CWE-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 backend/pages/modify.php in BlackCatCMS 1.3 allows remote authenticated users with the Admin role to inject arbitrary web script or HTML via the search panel.
Why it matters now
EPSS 0.00999 63rd 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:1.3:*:*:*:*:*:*:* | 1.3 | Vulnerable | blackcat-cms |
- cpe:2.3:a:blackcat-cms:blackcat_cms:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·blackcat-cms
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-10821
- 2026-10-03 Alias added: GHSA-gpfg-wr2w-v6f3
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-2018-10821 · CVE Program
- CVE-2018-10821 · NVD
- FIRST EPSS
- GHSA-gpfg-wr2w-v6f3 · 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