CVE-2023-49077

Name: CVE-2023-49077
Creator: NVD / NIST
Published: 2023-11-30T07:15:08.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.44%

Last modified Jun 17, 2026

CVE-2023-49077 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Mailcow: dockerized is an open source groupware/email suite based on docker. A Cross-Site Scripting (XSS) vulnerability has been identified within the Quarantine UI of the system. EPSS estimates a 0.44% chance of exploitation in the next 30 days.

Description

Mailcow: dockerized is an open source groupware/email suite based on docker. A Cross-Site Scripting (XSS) vulnerability has been identified within the Quarantine UI of the system. This vulnerability poses a significant threat to administrators who utilize the Quarantine feature. An attacker can send a carefully crafted email containing malicious JavaScript code. This issue has been patched in version 2023-11.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.44%

35.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mailcow	Mailcow\	< 2023-11

References

https://github.com/mailcow/mailcow-dockerized/releases/tag/2023-11Release Notes
https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-46x4-w2fm-5x6gVendor Advisory
https://github.com/mailcow/mailcow-dockerized/releases/tag/2023-11Release Notes
https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-46x4-w2fm-5x6gVendor Advisory

Timeline

Published: Nov 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-49077?

How severe is CVE-2023-49077?

CVE-2023-49077 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49077?

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-2023-49077?

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

Scan your code now

Source: NVD / NIST