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Vulnerability Intelligence

CVE-2023-26369

HighExploitedPublic exploit

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.

Published Oct 13, 2023 · Updated Oct 21, 2025

Key Facts

Patch immediately
  • CVE-2023-26369 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Acrobat (Adobe), Acrobat Dc (Adobe), Acrobat Reader (Adobe) and 1 more product.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 12, 2023. Public exploit code is available.
  • EPSS estimates a 6.7% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Acrobat 20.005.30524, Acrobat Dc 23.006.20320, Acrobat Reader 20.005.30524.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

7.8

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

EPSS (30-day exploit likelihood)

6.7%

Higher than 93.8% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

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Description

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.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVSep 14, 2023Oct 5, 2023Not reported
Industry KEV feedSep 12, 2023Oct 5, 2023Not reported
CIRCL KEVSep 14, 2023Oct 5, 2023Not reported
ENISA EUVDSep 14, 2023n/aNot reported

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Affected Products

5 affected entries in total
ProductAffected versionsFixed in
AcrobatAdobeSee advisory20.005.30524
Acrobat DcAdobeSee advisory23.006.20320
Acrobat ReaderAdobeSee advisory20.005.30524
Acrobat Reader DcAdobeSee advisory23.006.20320

Patched Releases

Acrobat

20.005.30524

Acrobat Dc

23.006.20320

Acrobat Reader

20.005.30524

Acrobat Reader Dc

23.006.20320

Timeline

  1. Added to Industry KEV feed

    Sep 12, 2023

  2. Added to CISA KEV

    Sep 14, 2023

  3. Added to CIRCL KEV

    Sep 14, 2023

  4. Added to ENISA EUVD

    Sep 14, 2023

  5. Publicly disclosed

    Oct 13, 2023

  6. Last updated

    Oct 21, 2025

Weakness Type

  • CWE-787 Out-of-bounds Write

References

6 more references in the full CVE brief

FAQ

Common Questions.

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