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Medium severity5.3NVD Advisory· Published Sep 2, 2021· Updated Jun 17, 2026

CVE-2021-28559

CVE-2021-28559

Description

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 Information Exposure vulnerability. An unauthenticated attacker could leverage this vulnerability to get access to restricted data stored within global variables and objects.

Affected products

6
  • Adobe Inc./Acrobat4 versions
    cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*+ 3 more
    • cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*range: >=17.011.30059,<=17.011.30194
    • cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*range: >=15.008.20082,<=21.001.20150
    • cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:classic:*:*:*range: >=17.011.30059,<=17.011.30194
    • (no CPE)range: unspecified
  • Adobe Inc./Acrobat Reader Dc2 versions
    cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*+ 1 more
    • cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*range: >=15.008.20082,<=21.001.20150
    • (no CPE)range: <=2021.001.20150, <=2020.001.30020, <=2017.011.30194

Patches

Vulnerability mechanics

References

1

News mentions

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