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TI-2021-20853 Aliases CVE-2021-45811GHSA-h3wq-7fh4-v9c2

A SQL injection vulnerability in the "Search" functionality of "tickets.php" page in…

Priority MEDIUM 62CWE-89Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
SQL injection
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-89.

Summary

A SQL injection vulnerability in the "Search" functionality of "tickets.php" page in osTicket 1.15.x allows authenticated attackers to execute arbitrary SQL commands via the "keywords" and "topic_id" URL parameters combination.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.02496 84th 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:enhancesoft:osticket:*:*:*:*:*:*:*:*1.15 – 1.15.8VulnerableEnhancesoft
  • cpe:2.3:a:enhancesoft:osticket:*:*:*:*:*:*:*:* Versions 1.15 – 1.15.8 Vulnerable ·Enhancesoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-45811
  2. 2026-10-03 Alias added: GHSA-h3wq-7fh4-v9c2

References

  • 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
See all 44 →

Sources