Adobe Systems Inc. Adobe Acrobat Reader 2020

Name: Adobe Systems Inc. Adobe Acrobat Reader 2020
Brand: Adobe Systems Inc.

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

by severity

2critical107high87medium12low

updated 2026-10-28

vulnerabilities (357)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-21017US	medium6.8OT critical	86.3% (100th)	KEV	no fix	2021-02-11	≤ 2020.001.30020 Classic 2020
CVE-2020-9715US	high7.8OT critical	33.5% (98th)	KEV	no fix	2020-08-19	≤ 2020.001.30005 Classic 2020
CVE-2021-28550US	high8.8OT critical	51.9% (99th)	KEV	no fix	2021-09-02	≤ 2020.001.30025 Classic 2020
CVE-2023-26369US	—OT critical	6.75% (94th)	KEV	no fix	2023-09-13	2 versions
CVE-2019-16451US	critical9.8	34.7% (98th)	Exploit	no fix	2019-12-19	≤ 2015.006.30508 Classic 2015
CVE-2021-21042US	medium6.5	14.7% (97th)	Exploit	no fix	2021-02-11	≤ 2020.001.30020 Classic 2020
CVE-2021-39863US	medium6.8	13.2% (96th)	Exploit	no fix	2021-09-29	≤ 2020.004.30006 Classic 2020
CVE-2021-21086US	high7.8	4.71% (92nd)	Exploit	no fix	2021-09-02	≤ 2020.001.30025 Classic 2020
CVE-2021-45067US	medium5.5	3.56% (89th)	Exploit	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-39843US	medium6.8	76.7% (100th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-39836US	high7.8	69.5% (99th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-28560US	medium6.8	66.9% (99th)	—	no fix	2021-09-02	≤ 2020.001.30025 Classic 2020
CVE-2021-28639US	high9.3	66.1% (99th)	—	no fix	2021-08-20	≤ 2020.004.30006 Classic 2020
CVE-2021-39839US	medium6.8	65.2% (99th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-39838US	medium6.8	65.2% (99th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-39837US	medium6.8	65.2% (99th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-39840US	medium6.8	60.8% (99th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-44703US	high7.8	57.3% (99th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-40728US	medium6.8	54.6% (99th)	—	no fix	2021-10-15	≤ 20.004.30017 Classic 2020
CVE-2021-28640US	medium6.0	53.4% (99th)	—	no fix	2021-08-20	≤ 2020.004.30006 Classic 2020
CVE-2020-24435US	high7.8	52.7% (99th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-28635US	high9.3	51.2% (99th)	—	no fix	2021-08-20	≤ 2020.004.30006 Classic 2020
CVE-2020-24437US	high7.8	46.5% (99th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-28554US	high7.8	46.0% (99th)	—	no fix	2021-08-24	≤ 2020.004.30005 Classic 2020
CVE-2021-44708US	high7.8	38.2% (99th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-44709US	high7.8	29.0% (98th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-44701US	high7.8	20.9% (98th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2020-24430US	high7.8	18.7% (97th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-39842US	medium6.8	17.4% (97th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2020-24436US	high7.8	17.0% (97th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-45062US	high7.8	16.5% (97th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2020-24433US	high7.8	15.9% (97th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-44715US	medium5.5	14.7% (97th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-45068US	high7.8	12.3% (96th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2021-39841US	medium6.8	11.7% (96th)	—	no fix	2021-09-29	≤ 2020.004.30015 Classic 2020
CVE-2021-44710US	high7.8	11.6% (96th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-45064US	high7.8	11.5% (96th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2022-34221US	high7.8	11.1% (96th)	—	no fix	2022-07-15	≤ 20.005.30362 Classic 2020
CVE-2020-24432US	high7.8	11.1% (96th)	—	no fix	2020-11-05	≤ 2020.001.30010 Classic 2020
CVE-2021-44704US	high7.8	10.8% (96th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-28558US	medium6.8	10.4% (96th)	—	no fix	2021-09-02	≤ 2020.001.30025 Classic 2020
CVE-2021-44711US	high7.8	9.98% (96th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-44706US	high7.8	8.66% (95th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2021-45060US	high7.8	8.62% (95th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2021-44707US	high7.8	8.37% (95th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2021-40731US	medium6.8	8.26% (95th)	—	no fix	2021-10-15	≤ 20.004.30017 Classic 2020
CVE-2020-29075US	medium6.5	7.88% (95th)	—	no fix	2021-02-23	≤ 2020.001.30018 Classic 2020
CVE-2021-45061US	high7.8	7.87% (95th)	—	no fix	2022-01-14	≤ 20.004.30017 Classic 2020
CVE-2021-44705US	high7.8	7.41% (94th)	—	no fix	2022-01-14	≤ 20.004.30020 Classic 2020
CVE-2022-35666US	—	7.09% (94th)	—	no fix	2022-08-11	≤ 20.005.30362 Classic 2020

showing 50 of 357

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

CWE-416Use After Free116 CVEs
CWE-125Out-of-bounds Read92 CVEs
CWE-787Out-of-bounds Write50 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer16 CVEs
CWE-476NULL Pointer Dereference15 CVEs
CWE-20Improper Input Validation14 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor11 CVEs
CWE-122Heap-based Buffer Overflow9 CVEs

sources (1)

Which sources assert this record, and when.

RUBDU (FSTEC Data Security Threats Database)357 CVEs

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