CVE-2021-27917

Name: CVE-2021-27917
Creator: NVD / NIST
Published: 2024-09-18T22:15:03.577+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2021-27917 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Prior to this patch, a stored XSS vulnerability existed in the contact tracking and page hits report.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

Prior to this patch, a stored XSS vulnerability existed in the contact tracking and page hits report.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.27%

19.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Acquia	Mautic	> 1.0.0, < 4.4.13
Acquia	Mautic	>= 5.0.0, < 5.1.1
Acquia	Mautic	1.0.0

References

https://github.com/mautic/mautic/security/advisories/GHSA-xpc5-rr39-v8v2Vendor Advisory

Timeline

Published: Sep 18, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2021-27917?

Prior to this patch, a stored XSS vulnerability existed in the contact tracking and page hits report.

How severe is CVE-2021-27917?

CVE-2021-27917 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-27917?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-27917?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST