CVE-2023-46990

Name: CVE-2023-46990
Creator: NVD / NIST
Published: 2023-11-20T20:15:07.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.46%

Last modified Jun 17, 2026

CVE-2023-46990 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Deserialization of Untrusted Data in PublicCMS v.4.0.202302.e allows a remote attacker to execute arbitrary code via a crafted script to the writeReplace function.. EPSS estimates a 1.46% chance of exploitation in the next 30 days.

Description

Deserialization of Untrusted Data in PublicCMS v.4.0.202302.e allows a remote attacker to execute arbitrary code via a crafted script to the writeReplace function.

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

1.46%

70.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Publiccms	Publiccms	4.0.202302.e

References

Timeline

Published: Nov 20, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-46990?

Deserialization of Untrusted Data in PublicCMS v.4.0.202302.e allows a remote attacker to execute arbitrary code via a crafted script to the writeReplace function.

How severe is CVE-2023-46990?

CVE-2023-46990 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-46990?

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-2023-46990?

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

Scan your code now

Source: NVD / NIST