Adobe Acrobat Reader
479 CVEs affecting Adobe Acrobat Reader. Latest disclosed: 2026-09-08. Critical: 0, High: 291.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-81996 | High | 8.8 | 2026-09-08 | Acrobat Reader is affected by an Incorrect Authorization vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this… |
CVE-2021-28564 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Out-of-bound… |
CVE-2021-28561 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a memory corrup… |
CVE-2021-28560 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Heap-based Bu… |
CVE-2021-28558 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Heap-based b… |
CVE-2021-28553 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by an Use After Fr… |
CVE-2021-28550 | High | 8.8 | 2021-09-02 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Use After Fre… |
CVE-2021-28642 | High | 8.8 | 2021-08-20 | Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Out-of-bounds write v… |
CVE-2021-28562 | High | 8.8 | 2021-06-28 | Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Use After Fre… |
CVE-2021-21035 | High | 8.8 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Fre… |
CVE-2021-21033 | High | 8.8 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Fre… |
CVE-2021-21028 | High | 8.8 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Fre… |
CVE-2021-21021 | High | 8.8 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Fre… |
CVE-2021-21017 | High | 8.8 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a heap-based bu… |
CVE-2026-34622 | High | 8.6 | 2026-04-14 | Acrobat Reader versions 26.001.21411, 24.001.30360, 24.001.30362 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attribut… |
CVE-2026-34621 | High | 8.6 | 2026-04-11 | Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype… |
CVE-2026-81994 | High | 8.2 | 2026-09-08 | Acrobat Reader is affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability that could lead to arb… |
CVE-2021-28634 | High | 8.2 | 2021-08-20 | Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Improper Neutralizati… |
CVE-2021-21045 | High | 8.2 | 2021-02-11 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an improper acc… |
CVE-2021-28545 | High | 8.1 | 2021-04-01 | Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are missing support for an inte… |