How severe is CVE-2023-0089?

CVE-2023-0089 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-0089 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0089?

CVE-2023-0089 primarily affects Proofpoint Enterprise Protection. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-0089?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-0089 published?

CVE-2023-0089 was published on 2023-03-08 and last updated on 2026-06-17.

CVE-2023-0089

CVE-2023-0089 is a high-severity vulnerability in Proofpoint Enterprise Protection with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Proofpoint Enterprise Protection
Published: 2023-03-08
Last modified: 2026-06-17

Description

The webutils in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows an authenticated user to execute remote code through 'eval injection'. This affects all versions 8.20.0 and below.

Frequently asked questions

What is CVE-2023-0089?: The webutils in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows an authenticated user to execute remote code through 'eval injection'. This affects all versions 8.20.0 and below.
How severe is CVE-2023-0089?: CVE-2023-0089 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-0089 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0089?: CVE-2023-0089 primarily affects Proofpoint Enterprise Protection. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-0089?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-0089 published?: CVE-2023-0089 was published on 2023-03-08 and last updated on 2026-06-17.

References

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

Affected products (3)

cpe:2.3:a:proofpoint:enterprise_protection:*:*:*:*:*:*:*:*
cpe:2.3:a:proofpoint:enterprise_protection:8.18.6:*:*:*:*:*:*:*
cpe:2.3:a:proofpoint:enterprise_protection:8.20.0:*:*:*:*:*:*:*

More vulnerabilities in Proofpoint Enterprise Protection

CVE-2023-0090 — Critical (CVSS 9.8): The webservices in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows for an anonymous user…
CVE-2022-46332 — Critical (CVSS 9.6): The Admin Smart Search feature in Proofpoint Enterprise Protection (PPS/PoD) contains a stored cross-site scripting…
CVE-2019-19680 — High (CVSS 8.8): A file-extension filtering vulnerability in Proofpoint Enterprise Protection (PPS / PoD), in the unpatched versions of…
CVE-2022-46334 — High (CVSS 7.8): Proofpoint Enterprise Protection (PPS/PoD) contains a vulnerability which allows the pps user to escalate to root…
CVE-2021-39304 — High (CVSS 7.5): Proofpoint Enterprise Protection before 8.12.0-2108090000 allows security control bypass.
CVE-2022-46333 — High (CVSS 7.2): The admin user interface in Proofpoint Enterprise Protection (PPS/PoD) contains a command injection vulnerability that…

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