CVE Catalog

CVE-2026-81994

HighCVSS 8.2
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.30%

23th percentile - higher than 23% of all known CVEs

Summary

Acrobat Reader is affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation requires user interaction in that a victim must open a malicious file. Scope is changed.

Risk Assessment

A user opening a malicious file could allow an attacker to read sensitive files from the system, potentially leading to data leakage.

Recommendation

Update Acrobat Reader to the latest version and exercise caution when opening files from untrusted sources.

Other vulnerabilities in Acrobat Reader

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Original NVD description (English source)

Acrobat Reader is affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS