Vulnerability · Published Sep 30, 2020 · Assigned by mitre

CVE-2020-25288

Medium 4.8

In plain English

A medium-severity security flaw in the mantisbt/mantisbt package (Packagist). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)4.8Medium
Exploit odds (30 days)1.5%top 25.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistmantisbt/mantisbt2.24.3GHSA-qgrr-f26j-87vf

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References