Answer in brief
CVE-2023-21608 records a High severity vulnerability in Adobe Acrobat Reader DC resetForm Use-After-Free Remote Code Execution Vulnerability. The current sources mark it as known exploited. The current feed maps Adobe/Acrobat Reader (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Adobe/Acrobat Reader (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Adobe/Acrobat Readergeneric | unspecified || unspecified || unspecified || unspecified | Not reported |
Published upstream
Jan 18, 2023
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Oct 10, 2023
Evidence: source:kev:kev:kev:recordAdobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are 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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2023-21608 records a High severity vulnerability in Adobe Acrobat Reader DC resetForm Use-After-Free Remote Code Execution Vulnerability. The current sources mark it as known exploited. The current feed maps Adobe/Acrobat Reader (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Adobe/Acrobat Reader (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Adobe/Acrobat Readergeneric | unspecified || unspecified || unspecified || unspecified | Not reported |
Published upstream
Jan 18, 2023
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Oct 10, 2023
Evidence: source:kev:kev:kev:recordAdobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are 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.
Quoted source text, attributed separately from HOL analysis.