What’s Vulnerable › Vulnerabilities

CVE-2021-21066: Adobe Bridge Font Parsing Out-Of-Bounds Write Arbitrary Code Execution Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-25 · updated 2026-06-17
• Weakness: CWE-787

Description

Adobe Bridge version 11.0 (and earlier) is affected by an out-of-bounds write vulnerability when parsing TTF files 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.

Affected products

• Adobe Bridge: before 11.0.1 — fixed in 11.0.1

How to fix

Upgrade to a fixed version: Adobe Bridge 11.0.1. Check the vendor advisory for mitigations.

References

• https://helpx.adobe.com/security/products/bridge/apsb21-07.html
• https://helpx.adobe.com/security/products/bridge/apsb21-07.html

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