CVE-2021-42235
CVE-2021-42235 is a critical-severity vulnerability in Enhancesoft Osticket with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Enhancesoft Osticket
- Published:
- Last modified:
Description
SQL injection in osTicket before 1.14.8 and 1.15.4 login and password reset process allows attackers to access the osTicket administration profile functionality.
Frequently asked questions
- What is CVE-2021-42235?
- SQL injection in osTicket before 1.14.8 and 1.15.4 login and password reset process allows attackers to access the osTicket administration profile functionality.
- How severe is CVE-2021-42235?
- CVE-2021-42235 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-42235 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-42235?
- CVE-2021-42235 affects Enhancesoft Osticket. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-42235?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-42235 published?
- CVE-2021-42235 was published on 2022-05-04 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:enhancesoft:osticket:*:*:*:*:*:*:*:*
More vulnerabilities in Enhancesoft Osticket
- CVE-2022-31888 — High (CVSS 8.8): Session Fixation vulnerability in in function login in class.auth.php in osTicket through 1.16.2.
- CVE-2026-22200 — High (CVSS 7.5): Enhancesoft osTicket versions 1.18.x prior to 1.18.3 and 1.17.x prior to 1.17.7 contain an arbitrary file read…
- CVE-2023-30082 — High (CVSS 7.5): A denial of service attack might be launched against the server if an unusually lengthy password (more than 10000000…
- CVE-2021-45811 — Medium (CVSS 6.5): A SQL injection vulnerability in the "Search" functionality of "tickets.php" page in osTicket 1.15.x allows…
- CVE-2023-46967 — Medium (CVSS 6.1): Cross Site Scripting vulnerability in the sanitize function in Enhancesoft osTicket 1.18.0 allows a remote attacker to…
- CVE-2023-1320 — Medium (CVSS 6.1): Cross-site Scripting (XSS) - Stored in GitHub repository osticket/osticket prior to v1.16.6.
All CVEs affecting Enhancesoft Osticket →
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