Answer in brief
CVE-2020-9711 records a Medium severity (CVSS 5.5) vulnerability in Acrobat Reader | Out-of-bounds Read (CWE-125). The current sources do not 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.
CVSS is 5.5. The current sources do not mark it as known exploited. 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 | 0 | Not reported |
Published upstream
Jun 23, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 23, 2026
Acrobat Reader versions 2020.009.20074, 2020.001.30002, 2017.011.30171, 2015.006.30523 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. 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-2020-9711 records a Medium severity (CVSS 5.5) vulnerability in Acrobat Reader | Out-of-bounds Read (CWE-125). The current sources do not 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.
CVSS is 5.5. The current sources do not mark it as known exploited. 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 | 0 | Not reported |
Published upstream
Jun 23, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 23, 2026
Acrobat Reader versions 2020.009.20074, 2020.001.30002, 2017.011.30171, 2015.006.30523 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Quoted source text, attributed separately from HOL analysis.