Medium severity · published Sep 30, 2020
CVE-2020-25288
An issue was discovered in MantisBT before 2.24.3
4.8
CVSS
1.5%
EPSS
No
On KEV
Description
An issue was discovered in MantisBT before 2.24.3. When editing an Issue in a Project where a Custom Field with a crafted Regular Expression property is used, improper escaping of the corresponding form input's pattern attribute allows HTML injection and, if CSP settings permit, execution of arbitrary JavaScript.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mantisbt · Mantisbt
before 2.24.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-25288
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-25288
Patch
http://github.com/mantisbt/mantisbt/commit/221cf323f16a9738a5b27aaba94758f11281d85c
Exploit
https://mantisbt.org/bugs/view.php?id=27275
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