CVE-2023-2819

What it is

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.  

At a glance

Exploitability

Can be exploited from the same network segment with an admin-level account, but needs a user to act. Limited direct impact.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-06-14 22:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:53 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-06-14 22:15 UTC

Last modified

2026-06-17 05:53 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-79 · Cross-site scripting

Record status

Modified

Affected

• Proofpoint Threat Response Auto Pull < 5.10.0

Attack profile CVSS 3.1 · 4.3

Attack vector

Adjacent network

Complexity

Low

Privileges needed

High

User interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-2819.md and follow it. Check whether this project is affected by CVE-2023-2819. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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