CVE-2023-26369
HighExploitedPublic exploitAcrobat 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
Get the full CVE-2023-26369 brief as a PDF
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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
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Sep 14, 2023 | Oct 5, 2023 | Not reported |
| Industry KEV feed | Sep 12, 2023 | Oct 5, 2023 | Not reported |
| CIRCL KEV | Sep 14, 2023 | Oct 5, 2023 | Not reported |
| ENISA EUVD | Sep 14, 2023 | n/a | Not 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| Product | Affected versions | Fixed in |
|---|---|---|
| AcrobatAdobe | See advisory | 20.005.30524 |
| Acrobat DcAdobe | See advisory | 23.006.20320 |
| Acrobat ReaderAdobe | See advisory | 20.005.30524 |
| Acrobat Reader DcAdobe | See advisory | 23.006.20320 |
Patched Releases
Acrobat
20.005.30524
Acrobat Dc
23.006.20320
Acrobat Reader
20.005.30524
Acrobat Reader Dc
23.006.20320
Timeline
Added to Industry KEV feed
Sep 12, 2023
Added to CISA KEV
Sep 14, 2023
Added to CIRCL KEV
Sep 14, 2023
Added to ENISA EUVD
Sep 14, 2023
Publicly disclosed
Oct 13, 2023
Last updated
Oct 21, 2025
Weakness Type
- CWE-787 Out-of-bounds Write
References
- advisoryVulnCheck exploitation report
- advisoryhttps://helpx.adobe.com/security/products/magento/apsb23-50.html
- advisoryhttps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-26366
- advisoryhttps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-26367
- advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26369
FAQ
Common Questions.
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.
Affected: Acrobat (Adobe); Acrobat Dc (Adobe); Acrobat Reader (Adobe), among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 12, 2023.
Yes. It was added on Sep 14, 2023 with a federal remediation due date of Oct 5, 2023.
Public exploit code is available.
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.
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