Cross-site scripting (XSS) vulnerability in client.inc.php in osTicket before 1.9.5.1…
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in client.inc.php in osTicket before 1.9.5.1 allows remote attackers to inject arbitrary web script or HTML via the lang parameter.
Why it matters now
EPSS 0.01362 71st percentileScored 2026-11-07
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:enhancesoft:osticket:*:*:*:*:*:*:*:* | up to 1.9.5 | Vulnerable | Enhancesoft |
- cpe:2.3:a:enhancesoft:osticket:*:*:*:*:*:*:*:* Versions up to 1.9.5 Vulnerable ·Enhancesoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-1347
- 2026-10-03 Alias added: GHSA-fgq5-hpq2-g266
References
More Enhancesoft Osticket vulnerabilities
- TI-2026-17810 osTicket (1.18.x < 1.18.3, 1.17.x < 1.17.7) PDF Export Arbitrary File Read CVSS 4.0HIGH 8.7
- TI-2020-15225 SSRF exists in osTicket before 1.14.3, where an attacker can add malicious file to server or perform port scanning. CVSS 3.1CRITICAL 9.8
- TI-2022-13727 Session Fixation vulnerability in in function login in class.auth.php in osTicket through 1.16.2. CVSS 3.1HIGH 8.8
- TI-2025-19272 A SQL injection vulnerability in the "Search" functionality of "tickets.php" page in… CVSS 3.1MEDIUM 6.5
- TI-2023-14123 A denial of service attack might be launched against the server if an unusually lengthy… CVSS 3.1HIGH 7.5
- TI-2022-03911 Cross-site Scripting (XSS) - Reflected in osticket/osticket CVSS 3.1MEDIUM 5.4
Sources
- CVE-2015-1347 · CVE Program
- CVE-2015-1347 · NVD
- FIRST EPSS
- GHSA-fgq5-hpq2-g266 · GitHub Advisory Database · CC BY 4.0
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