CVE-2020-25830
MEDIUM
4.8
CVSS Score
Published: September 30, 2020 at 08:33 PM UTC
Updated: June 17, 2026 at 03:07 AM UTC
1 product affected across 1 vendormantisBT
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Severity
MEDIUM4.8
Exploit prediction
EPSS 2%
Description
An issue was discovered in MantisBT before 2.24.3. Improper escaping of a custom field's name allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript when attempting to update said custom field via bug_actiongroup_page.php.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.24.3
Affected range stops below 2.24.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
http://github.com/mantisbt/mantisbt/commit/8c6f4d8859785b67fb80ac65100ac5259ed9237dx_refsource_MISCExploitPatchVendor Advisory
Source: [email protected]
https://mantisbt.org/bugs/view.php?id=27304CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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