CVE-2023-34880

Name: CVE-2023-34880
Creator: NVD / NIST
Published: 2023-06-15T17:15:09.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2023-34880 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. cmseasy v7.7.7.7 20230520 was discovered to contain a path traversal vulnerability via the add_action method at lib/admin/language_admin.php. This vulnerability allows attackers to execute arbitrary code and perform a local file inclusion.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

cmseasy v7.7.7.7 20230520 was discovered to contain a path traversal vulnerability via the add_action method at lib/admin/language_admin.php. This vulnerability allows attackers to execute arbitrary code and perform a local file inclusion.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.07%

60.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions	Update
Cmseasy	Cmseasy	7.7.7.7	20230520

References

https://blog.pumpk1n.com/2023/06/06/cmseasy-v7-7-7-7-20230520-path-traversal/Exploit, Third Party Advisory
https://blog.pumpk1n.com/2023/06/06/cmseasy-v7-7-7-7-20230520-path-traversal/Exploit, Third Party Advisory

Timeline

Published: Jun 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34880?

How severe is CVE-2023-34880?

CVE-2023-34880 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34880?

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-2023-34880?

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

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Source: NVD / NIST