ARC (aka ARC2) through 2011-12-01 allows reflected XSS via the end_point.php query…
Priority MEDIUM 60CWE-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
ARC (aka ARC2) through 2011-12-01 allows reflected XSS via the end_point.php query parameter in an output=htmltab action.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00412 35th 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
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| — | — | 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:arc2_project:arc2:*:*:*:*:*:*:*:* | up to 2011-12-01 | Vulnerable | Arc2 Project |
- cpe:2.3:a:arc2_project:arc2:*:*:*:*:*:*:*:* Versions up to 2011-12-01 Vulnerable ·Arc2 Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-5873
- 2026-10-03 Alias added: GHSA-29ch-m3px-xxxc
References
More Arc2 Project Arc2 vulnerabilities
- TI-2012-04898 ARC (aka ARC2) through 2011-12-01 allows blind SQL Injection in getTriplePatternSQL in… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2012-5873 · CVE Program
- CVE-2012-5873 · NVD
- FIRST EPSS
- GHSA-29ch-m3px-xxxc · 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