CVE-2024-23187

Name: CVE-2024-23187
Creator: NVD / NIST
Published: 2024-05-06T07:15:06.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2024-23187 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Content-ID based embedding of resources in E-Mails could be abused to trigger client-side script code when using the "show more" option. Attackers could perform malicious API requests or extract information from the users account. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

Content-ID based embedding of resources in E-Mails could be abused to trigger client-side script code when using the "show more" option. Attackers could perform malicious API requests or extract information from the users account. Exploiting the vulnerability requires user interaction. Please deploy the provided updates and patch releases. CID replacement has been hardened to omit invalid identifiers. No publicly available exploits are known.

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

0.48%

38.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Open-Xchange	Ox App Suite	< 8.22

References

http://seclists.org/fulldisclosure/2024/May/3Mailing List, Third Party Advisory
https://documentation.open-xchange.com/appsuite/releases/8.22/Release Notes
https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2024/oxas-adv-2024-0002.jsonIssue Tracking, Vendor Advisory
http://seclists.org/fulldisclosure/2024/May/3Mailing List, Third Party Advisory
https://documentation.open-xchange.com/appsuite/releases/8.22/Release Notes
https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2024/oxas-adv-2024-0002.jsonIssue Tracking, Vendor Advisory

Timeline

Published: May 6, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-23187?

How severe is CVE-2024-23187?

CVE-2024-23187 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2024-23187?

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-2024-23187?

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

Scan your code now

Source: NVD / NIST