How severe is CVE-2023-2996?

CVE-2023-2996 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-2023-2996 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-2996?

CVE-2023-2996 affects Automattic Jetpack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2996?

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-2023-2996 published?

CVE-2023-2996 was published on 2023-06-27 and last updated on 2026-06-17.

CVE-2023-2996

CVE-2023-2996 is a high-severity vulnerability in Automattic Jetpack 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.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Automattic Jetpack
Published: 2023-06-27
Last modified: 2026-06-17

Description

The Jetpack WordPress plugin before 12.1.1 does not validate uploaded files, allowing users with author roles or above to manipulate existing files on the site, deleting arbitrary files, and in rare cases achieve Remote Code Execution via phar deserialization.

Frequently asked questions

What is CVE-2023-2996?: The Jetpack WordPress plugin before 12.1.1 does not validate uploaded files, allowing users with author roles or above to manipulate existing files on the site, deleting arbitrary files, and in rare cases achieve Remote Code Execution via phar deserialization.
How severe is CVE-2023-2996?: CVE-2023-2996 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-2023-2996 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2996?: CVE-2023-2996 affects Automattic Jetpack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2996?: 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-2023-2996 published?: CVE-2023-2996 was published on 2023-06-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:automattic:jetpack:*:*:*:*:*:wordpress:*:*

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