CVE-2017-7620
MantisBT before 1.3.11, 2.x before 2.3.3, and 2.4.x before 2.4.1 omits a backslash check in string_api.php and consequently has conflicting interpretations of an initial \/ substring as introducing either a local pathname or a remote hostname, which…
Does this matter?
A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 1.4%. Treat it as high on anything reachable from the internet.
Description
MantisBT before 1.3.11, 2.x before 2.3.3, and 2.4.x before 2.4.1 omits a backslash check in string_api.php and consequently has conflicting interpretations of an initial \/ substring as introducing either a local pathname or a remote hostname, which leads to (1) arbitrary Permalink Injection via CSRF attacks on a permalink_page.php?url= URI and (2) an open redirect via a login_page.php?return= URI.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- EPSS
- 1.36% probability · 72th percentile
- Public exploits
- 1 in Exploit-DB · first 20 May 2017
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- mantisbt/mantisbt
- Source
- cve@mitre.org
EPSS 1.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://hyp3rlinx.altervista.org/advisories/MANTIS-BUG-TRACKER-CSRF-PERMALINK-INJECTION.txtExploit, Third Party Advisory
- http://www.securitytracker.com/id/1038538
- https://mantisbt.org/bugs/view.php?id=22702Issue Tracking
- https://mantisbt.org/bugs/view.php?id=22816Issue Tracking
- https://www.exploit-db.com/exploits/42043/Exploit, Third Party Advisory
- http://hyp3rlinx.altervista.org/advisories/MANTIS-BUG-TRACKER-CSRF-PERMALINK-INJECTION.txtExploit, Third Party Advisory
- http://www.securitytracker.com/id/1038538
- https://mantisbt.org/bugs/view.php?id=22702Issue Tracking
- https://mantisbt.org/bugs/view.php?id=22816Issue Tracking
- https://www.exploit-db.com/exploits/42043/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.