CVE-2014-9117
MEDIUM · CVSS 5.0EPSS 2.3%EU EUVD
MantisBT before 1.2.18 uses the public_key parameter value as the key to the CAPTCHA answer, which allows remote attackers to bypass the CAPTCHA protection mechanism by leveraging knowledge of a CAPTCHA answer for a public_key parameter value, as demonstrated by E4652 for the public_key value 0.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:P/A:N- Weakness (CWE)
- CWE-284
- EPSS score
- 2.3% (84th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-8943)
- Published
- December 6, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-8943 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mantisbt / mantisbt
References
- http://secunia.com/advisories/62101
- http://www.debian.org/security/2015/dsa-3120
- http://www.openwall.com/lists/oss-security/2014/11/26/19
- http://www.openwall.com/lists/oss-security/2014/11/27/8
- http://www.securityfocus.com/bid/71321
- https://exchange.xforce.ibmcloud.com/vulnerabilities/99004
- https://github.com/mantisbt/mantisbt/commit/7bb78e45
- https://www.mantisbt.org/bugs/view.php?id=17811(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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