CVE-2020-9721

mediumpriority · track · 31EPSS 0.035 · 89 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.47% (89th) EPSS

CVSS 5 · medium

Is it mine?

33 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Adobe Acrobat and Reader versions 2020.009.20074 and earlier, 2020.001.30002, 2017.011.30171 and earlier, and 2015.006.30523 and earlier have an out-of-bounds read vulnerability. Successful exploitation could lead to information disclosure.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-125US

affected products (33)

Products and version ranges known to be affected.

Adobe Acrobat <2015.006.30527all versionscert_bundDE
Adobe Acrobat <2017.011.30175all versionscert_bundDE
Adobe Acrobat <2020.001.30005all versionscert_bundDE
Adobe Acrobat DC <2020.012.20041all versionscert_bundDE
Adobe Acrobat Reader <2015.006.30527all versionscert_bundDE
Adobe Acrobat Reader <2017.011.30175all versionscert_bundDE
Adobe Acrobat Reader <2020.001.30005all versionscert_bundDE
Adobe Acrobat Reader DC <2020.012.20041all versionscert_bundDE
Adobe Acrobat< 2015.006.30527cert_bundDE
Adobe Acrobat< 2017.011.30175cert_bundDE
Adobe Acrobat< 2020.001.30005cert_bundDE
Adobe Acrobat DC< 2020.012.20041cert_bundDE
Adobe Acrobat Reader< 2015.006.30527cert_bundDE
Adobe Acrobat Reader< 2017.011.30175cert_bundDE
Adobe Acrobat Reader< 2020.001.30005cert_bundDE
Adobe Acrobat Reader DC< 2020.012.20041cert_bundDE
Adobe Adobe Acrobat and Reader≤ 2020.009.20074 and earlier, 2020.001.30002, 2017.011.30171 and earlier, and 2015.006.30523 and earlier versionsenisa_euvdEU
Adobe Systems Inc. Adobe Acrobat 2015≤ 2015.006.30527 Classic 2015fstec_bduRU
Adobe Systems Inc. Adobe Acrobat 2017≤ 2017.011.30175 Classic 2017fstec_bduRU
Adobe Systems Inc. Adobe Acrobat 2020≤ 2020.001.30005 Classic 2020fstec_bduRU

showing 20 of 33

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1068Adobe Acrobat und Acrobat Reader: Mehrere SchwachstellenDeutsch2020-08-11csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Adobe Acrobat und Adobe Acrobat Reader ausnutzen, um seine Privilegien zu erhöhen, beliebigen Programmcode auszuführen, Informationen offenzulegen, Sicherheitsvorkehrungen zu umgehen oder einen Denial of Service Zustand herbeizuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2020-08-19modified 2026-06-17

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+11867 more

references (7)

External citations — patches, advisories, analysis.

scry

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