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CVE-2009-1862

Adobe Acrobat and Reader, Flash Player Unspecified Vulnerability

  • High 7.8
  • Exploited: added to CISA KEV 8 Jun 2022

Description

Unspecified vulnerability in Adobe Reader and Acrobat 9.x through 9.1.2, and Adobe Flash Player 9.x through 9.0.159.0 and 10.x through 10.0.22.87, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via (1) a crafted Flash application in a .pdf file or (2) a crafted .swf file, related to authplay.dll, as exploited in the wild in July 2009.

Key facts

Published
23 Jul 2009
Last changed
22 Oct 2025
Assigned by
mitre
KEV added
8 Jun 2022
KEV fix due
22 Jun 2022
EPSS
21.198% likely to be exploited in the next 30 days, higher than 97.628% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 7.8CVSS 3.1, Highfrom CISA (ADP container)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What to do

  • For Adobe Acrobat and Reader, apply updates per vendor instructions. For Adobe Flash Player, the impacted product is end-of-life and should be disconnected if still in use.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
n/an/a
  • n/a (affected)

Timeline

  1. 23 Jul 2009 Published
  2. 8 Jun 2022 CVE-2009-1862 added to CISA KEV
  3. 8 Jun 2022 Added to the CISA KEV catalogue

Weakness

References