CVE-2023-0090

Name: CVE-2023-0090
Creator: NVD / NIST
Published: 2023-03-08T01:15:10.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.74%

Last modified Jun 17, 2026

CVE-2023-0090 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The webservices in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows for an anonymous user to execute remote code through 'eval injection'. Exploitation requires network access to the webservices API, but such access is a non-standard configuration. EPSS estimates a 0.74% chance of exploitation in the next 30 days.

Description

The webservices in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows for an anonymous user to execute remote code through 'eval injection'. Exploitation requires network access to the webservices API, but such access is a non-standard configuration. This affects all versions 8.20.0 and below.

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

0.74%

49.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Proofpoint	Enterprise Protection	< 8.13.22
Proofpoint	Enterprise Protection	>= 8.18.0, < 8.18.4
Proofpoint	Enterprise Protection	8.18.6
Proofpoint	Enterprise Protection	8.20.0

References

https://www.proofpoint.com/security/security-advisories/pfpt-sa-2023-0001Vendor Advisory
https://www.proofpoint.com/security/security-advisories/pfpt-sa-2023-0001Vendor Advisory

Timeline

Published: Mar 8, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-0090?

How severe is CVE-2023-0090?

CVE-2023-0090 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.74% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0090?

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-2023-0090?

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

Scan your code now

Source: NVD / NIST