CVE-2023-29868

Name: CVE-2023-29868
Creator: NVD / NIST
Published: 2023-05-02T16:15:08.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2023-29868 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Zammad 5.3.x (Fixed in 5.4.0) is vulnerable to Incorrect Access Control. An authenticated attacker with agent and customer roles could perform unauthorized changes on articles where they only have customer permissions.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

Zammad 5.3.x (Fixed in 5.4.0) is vulnerable to Incorrect Access Control. An authenticated attacker with agent and customer roles could perform unauthorized changes on articles where they only have customer permissions.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.03%

59.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-346

Affected Software

Vendor	Product	Versions
Zammad	Zammad	>= 5.3.0, < 5.4.0

References

https://zammad.com/en/advisories/zaa-2023-01Vendor Advisory
https://zammad.com/en/advisories/zaa-2023-01Vendor Advisory

Timeline

Published: May 2, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-29868?

How severe is CVE-2023-29868?

CVE-2023-29868 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2023-29868?

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-2023-29868?

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

Scan your code now

Source: NVD / NIST