CVE-2023-21606
📛 CVE Title
Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
Description
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (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.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- adobe
- CVSS severity
- HIGH
- CVSS score
- 7.8 / 10
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Effective score
- 7.8 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-787 - Reserved
- 2022-12-01
- Published
- 2023-01-18 01:00 UTC
- Last updated
- 2025-03-05 20:33 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/21xxx/CVE-2023-21606.json
- Linked Threat
- CVE-2023-21606 — Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2023-25773 - Assigner
- adobe
- Published
- Jan 18, 2023, 12:00:00 AM
- Updated
- Mar 5, 2025, 7:33:21 PM
- EUVD base score (CVSS 3.1)
-
7.8 / 10
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EUVD-reported EPSS
- 0.1200
- Vendors
- Adobe
- Products
-
Acrobat Reader (unspecified ≤22.003.20281)Acrobat Reader (unspecified ≤None)Acrobat Reader (unspecified ≤20.005.30418)Acrobat Reader (unspecified ≤22.003.20282)
- Aliases
-
GHSA-mfw5-grwr-r7v2
ENISA description: Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (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.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Adobe | Acrobat Reader |
unspecified (affected),
unspecified (affected),
unspecified (affected),
unspecified (affected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (6)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://helpx.adobe.com/security/products/reader/apsb23-01.html rapid7:helpx.adobe.com
- http://cwe.mitre.org/data/definitions/787.html rapid7:cwe.mitre.org
- https://attackerkb.com/topics/CVE-2023-21606 rapid7:attackerkb.com
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-25773 rapid7:euvd.enisa.europa.eu
- https://helpx.adobe.com/security/products/acrobat/apsb23-01.html rapid7:helpx.adobe.com
- https://www.cve.org/CVERecord?id=CVE-2023-21606 rapid7:www.cve.org
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:www.manageengine.com
Unfold what this Patch Tuesday has in store for you Patch Tuesday, the unofficial term for Microsoft's scheduled security fix release on every second Tuesday of a month, has been a constant topic of discussion ever since its inception. Upcoming Webinar May 14,2026 11:30 EDT & 6:30 a.m. GMT Agenda of the Free Patch Tuesday webinar A complete breakdown of all the latest Patch Tuesday updates ...
2026-06-03 22:46 UTC -
web:www.microsoft.com
Each Patch Tuesday looks a little different. Some months are quieter, others are larger. This month's release sits on the larger side of a hotpatch month, and we expect releases to continue trending larger for some time. Every update reflects investments we have made across the development lifecycle ...
2026-06-03 22:46 UTC -
web:krebsonsecurity.com
This entry was posted on Tuesday 13th of January 2026 07:47 PM Latest Warnings The Coming Storm Time to Patch
2026-06-03 22:46 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-06-03 22:46 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-06-03 22:46 UTC -
web:www.rapid7.com
Microsoft is publishing 77 vulnerabilities this Patch Tuesday, including two publicly disclosed zero-day vulnerabilities.
2026-06-03 22:46 UTC -
web:www.rapid7.com
Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday, including critical RCE in Netlogon and the Windows DNS client.
2026-06-03 22:46 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-03 22:46 UTC -
web:www.msn.com
Windows 11 patch fix : Microsoft resolved May 2026 update failures tied to limited EFI partition space with automated rollback, IT admin workarounds, and registry-based adjustments. Exchange flaw ...
2026-05-22 05:44 UTC -
web:www.nexusmods.com
Games Skyrim Special Edition Mods Patches Cecell's Patch Party Cecell's Patch Party Endorsements 3 Unique DLs
2026-05-22 05:44 UTC -
web:www.drupal.org
Mitigation information will be included in the advisory. We recommend updating to the latest supported patch (bugfix) release for your site's version of Drupal before May 20, so that you can address any other upgrade issues before the security window. (Recommendations for specific Drupal versions follow.)
2026-05-22 05:44 UTC -
web:cyberscoop.com
Threats Microsoft addresses 137 vulnerabilities in May's Patch Tuesday, including 13 rated critical The high volume of vulnerabilities reflects a growing trend researchers have been anticipating as artificial intelligence models are deployed to find previously uncovered defects in code.
2026-05-22 05:44 UTC -
web:epatch.pa.gov
Why does PATCH exist? Its purpose is to better enable the public to obtain criminal history record checks. The repository was created and is maintained in accordance with Pennsylvania's Criminal History Information Act contained in Chapter 91 of Title 18, Crimes Code. This Act also directs the Pennsylvania State Police (PSP) to disseminate criminal history data to criminal justice agencies ...
2026-05-22 05:44 UTC -
web:github.com
FH6 bypass for RX580. Contribute to yopzman/FH6_RX580_FIX development by creating an account on GitHub.
2026-05-22 05:44 UTC -
web:patch.com
The best breaking news, stories, and events from the Patch network of local news sites
2026-05-22 05:44 UTC -
web:pureinfotech.com
KB5074109 (build 26200.7623) for Windows 11 is causing problems on NVIDIA GPUs, but you can fix the issue by following these three tips.
2026-05-22 05:44 UTC -
web:support.microsoft.com
For information about how to apply Mitigation 1 and Mitigation 2 in two separate steps (if you want to be more cautious, at least at first) see KB5025885: How to manage the Windows boot manager revocations for Secure Boot changes associated with CVE - 2023 -24932.
2026-05-22 05:44 UTC -
web:cyberpress.org
Anthropic's Claude Code network sandbox allowed any process inside the sandbox to silently bypass egress restrictions and reach blocked hosts, enabling potential exfiltration of credentials, source code, and environment variables for over five months across roughly 130 published versions.
2026-05-22 05:44 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2023-21606.json.
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