CVE-2023-26369

7.8 HIGH 7% exploit odds exploited in the wild Fix listed Memory safety Browser & mail

What it is

Acrobat Reader versions 23.003.20284 (and earlier), 20.005.30516 (and earlier) and 20.005.30514 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

At a glance

Exploitability: Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
In the wild: CISA lists this as exploited in real attacks. Treat as urgent.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2023-02-22 19:47 UTC ReservedThe CVE id was reserved by its CNA
2023-09-13 09:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2023-09-14 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
2023-10-05 Remediation deadlineCISA's due date for federal agencies to fix it
2026-06-17 05:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
Exploit odds: 7.5% in the next 30 days (EPSS).
Severity: 7.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2023-09-13 09:15 UTC
Last modified: 2026-06-17 05:43 UTC
Added to CISA KEV: 2023-09-14
Exploit probability: 7.5% · EPSS, next 30 days
Weakness: CWE-787 · Out-of-bounds write
Record status: Analyzed

Affected

Adobe Acrobat < 20.005.30524
Adobe Acrobat Dc < 23.006.20320
Adobe Acrobat Reader < 20.005.30524
Adobe Acrobat Reader Dc < 23.006.20320

Attack profile CVSS 3.1 · 7.8

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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-2023-26369.md and follow it. Check whether this project is affected by CVE-2023-26369. 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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Fix and advisories

References

NVD record · CVE.org record