CVE-2023-22853

Name: CVE-2023-22853
Creator: NVD / NIST
Published: 2023-01-14T01:15:15.547+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.94%

Last modified Jun 17, 2026

CVE-2023-22853 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Tiki before 24.1, when feature_create_webhelp is enabled, allows lib/structures/structlib.php PHP Object Injection because of an eval.. EPSS estimates a 0.94% chance of exploitation in the next 30 days.

Description

Tiki before 24.1, when feature_create_webhelp is enabled, allows lib/structures/structlib.php PHP Object Injection because of an eval.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.94%

56.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tiki	Tiki	< 24.1

References

https://karmainsecurity.com/KIS-2023-02Third Party Advisory
https://tiki.org/articlesVendor Advisory
https://karmainsecurity.com/KIS-2023-02Third Party Advisory
https://tiki.org/articlesVendor Advisory

Timeline

Published: Jan 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-22853?

Tiki before 24.1, when feature_create_webhelp is enabled, allows lib/structures/structlib.php PHP Object Injection because of an eval.

How severe is CVE-2023-22853?

CVE-2023-22853 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.

How do I fix CVE-2023-22853?

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-2023-22853?

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

Scan your code now

Source: NVD / NIST