CVE-2020-35128: acquia mautic Cross-site Scripting
Vulnerability summary
CVE-2020-35128 is a critical (CVSS 9.0) Cross-site Scripting vulnerability in acquia mautic. EPSS estimates a 1.67% chance of exploitation in the next 30 days, higher than 76.5% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 0 · Duplicates 1Timeline
- 19-01-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Mautic before 3.2.4 is affected by stored XSS. An attacker with permission to manage companies, an application feature, could attack other users, including administrators. For example, by loading an externally crafted JavaScript file, an attacker could eventually perform actions as the target user. These actions include changing the user passwords, altering user or email addresses, or adding a new administrator to the system.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.67%
Chance of exploitation in the next 30 days
Percentile
77%
Versus all other CVEs
30-day change
+0.02 pp
From 1.65% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (forum.mautic.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Acquia1 product
- mautic≥ 2.0.0, < 2.16.5 | ≥ 3.2.0, < 3.2.4
1 vendor · 1 product
References
3 links- forum.mautic.org/t/security-release-for-all-versions-of-mautic-prior-to-2-16-5-and-3-2-4/17786X Refsource CONFIRMExploitVendor Advisory