# CVE-2021-21060: Acrobat Pro DC Improper File Parsing Could Lead to Information Disclosure

CVE-2021-21060 is fixed in Adobe Acrobat Reader DC on 1 platform by Adobe Acrobat Reader DC 21.001.20155 (version 21.001.20155), released April 27, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-21060
- Priority: Routine
- CVSS: 4.6
- EPSS: 0.0164
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 11, 2021
- Weakness: CWE-20: Improper Input Validation (CWE-20)
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2021-21060

## Description

Adobe Acrobat Pro DC versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an improper input validation vulnerability. An unauthenticated attacker could leverage this vulnerability to disclose sensitive information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Adobe Acrobat Reader DC | 21.001.20155 | [Adobe Acrobat Reader DC 21.001.20155](https://patchblox.com/security/data/fix/windows-app/adobe.acrobat.reader.32-bit-21.001.20155.md) | Apr 27, 2021 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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