CVE-2023-2819

CVE-2023-2819 is a medium-severity vulnerability in Proofpoint Threat Response Auto Pull with a CVSS 3.x base score of 4.3. 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-79.

Key facts

Description

A stored cross-site scripting vulnerability in the Sources UI in Proofpoint Threat Response/ Threat Response Auto Pull (PTR/TRAP) could allow an authenticated administrator on an adjacent network to replace the image file with an arbitrary MIME type.  This could result in arbitrary javascript code execution in an admin context. All versions prior to 5.10.0 are affected.

Frequently asked questions

What is CVE-2023-2819?
A stored cross-site scripting vulnerability in the Sources UI in Proofpoint Threat Response/ Threat Response Auto Pull (PTR/TRAP) could allow an authenticated administrator on an adjacent network to replace the image file with an arbitrary MIME type.  This could result in arbitrary javascript code execution in an admin context. All versions prior to 5.10.0 are affected.
How severe is CVE-2023-2819?
CVE-2023-2819 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-2819 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2819?
CVE-2023-2819 affects Proofpoint Threat Response Auto Pull. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2819?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-2819 published?
CVE-2023-2819 was published on 2023-06-14 and last updated on 2026-06-17.

References

Affected products (1)

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