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CVE-2026-81989— Acrobat Reader | Use After Free (CWE-416)

Quick assessment

Affected
Adobe Adobe Acrobat
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Adobe Acrobat是美国Adobe公司的一款PDF文档阅读与编辑软件。 Adobe Acrobat 26.002.21900及之前版本、Acrobat Reader 26.002.21900及之前版本和Acrobat 2024 24.001.30383及之前版本存在资源管理错误漏洞，该漏洞源于释放后重用，可能导致在当前用户环境中执行任意代码，利用该漏洞需用户交互，受害者必须打开恶意文件。

CVSS 7.8 · High EPSS 0.38% · P30

Affected Version Matrix 6

VendorProduct Version RangeStatus
Adobe Acrobat 2024 ≤ 24.001.30383 affected
24.001.30429 unaffected
Adobe Acrobat Reader ≤ 26.002.21900 affected
26.002.21901 unaffected
Adobe Adobe Acrobat ≤ 26.002.21900 affected
26.002.21901 unaffected
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I. Basic Information for CVE-2026-81989

Vulnerability Information
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Vulnerability Title
Acrobat Reader | Use After Free (CWE-416)
Source: CVE Program / CVE List V5
Vulnerability Description
Acrobat Reader is affected by a Use After Free 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Acrobat 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Acrobat是美国Adobe公司的一款PDF文档阅读与编辑软件。 Adobe Acrobat 26.002.21900及之前版本、Acrobat Reader 26.002.21900及之前版本和Acrobat 2024 24.001.30383及之前版本存在资源管理错误漏洞，该漏洞源于释放后重用，可能导致在当前用户环境中执行任意代码，利用该漏洞需用户交互，受害者必须打开恶意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe Adobe Acrobat 0 ~ 26.002.21900 -
Adobe Acrobat Reader 0 ~ 26.002.21900 -
Adobe Acrobat 2024 0 ~ 24.001.30383 -

II. Public POCs for CVE-2026-81989

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III. Intelligence Information for CVE-2026-81989

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Vendor Advisories for CVE-2026-81989 (1)

Same Patch Batch · Adobe · 2026-09-08 · 167 CVEs total

CVE-2026-82004 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS C
CVE-2026-48273 9.9 CRITICAL ColdFusion | Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval In
CVE-2026-19232 9.9 CRITICAL Adobe Experience Manager | Incorrect Authorization (CWE-863)
CVE-2026-76201 9.3 CRITICAL Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-76200 9.3 CRITICAL Adobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-75746 9.1 CRITICAL ColdFusion | Improper Neutralization of Special Elements used in an SQL Command ('SQL Inje
CVE-2026-81996 8.8 HIGH Acrobat Reader | Incorrect Authorization (CWE-863)
CVE-2026-77111 8.7 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-77774 8.6 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-76190 8.6 HIGH ColdFusion | Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval In
CVE-2026-77109 8.6 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-76199 8.6 HIGH Photoshop Desktop | Uncontrolled Search Path Element (CWE-427)
CVE-2026-75990 8.6 HIGH Illustrator | Incorrect Authorization (CWE-863)
CVE-2026-75991 8.6 HIGH Illustrator | Improper Input Validation (CWE-20)
CVE-2026-75993 8.5 HIGH ColdFusion | Cross-site Scripting (Reflected XSS) (CWE-79)
CVE-2026-75999 8.4 HIGH ColdFusion | Improper Input Validation (CWE-20)
CVE-2026-81994 8.2 HIGH Acrobat Reader | Improperly Controlled Modification of Object Prototype Attributes ('Proto
CVE-2026-76191 8.2 HIGH Animate | Improper Control of Generation of Code ('Code Injection') (CWE-94)
CVE-2026-76202 8.2 HIGH Adobe Commerce | Incorrect Authorization (CWE-863)
CVE-2026-79908 7.8 HIGH Acrobat Reader | Out-of-bounds Write (CWE-787)

Showing top 20 of 167 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Adobe Acrobat
Same vendor: Adobe
Same weakness: CWE-416

V. Comments for CVE-2026-81989

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