CVE-2011-4373

Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow...

9.8 Critical

Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2011-4370 and CVE-2011-4372.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

30.3%Up 26.8 points since Feb 4, 2022

What each source reports

NVD Score used 9.8

Record: CVE-2011-4373
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-4373
Updated: 2026-11-02

EUVDEUVD-2011-4302 No score

Record: EUVD-2011-4302
Updated: 2026-11-03

GitHub AdvisoriesGHSA-xv37-xpc4-25wq 9.8

Adobe Reader and Acrobat before 9.5, and 10.x before 10.1.2, on Windows and Mac OS X allow...

Record: GHSA-xv37-xpc4-25wq
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`acroread` Red Hat:rhel_extras:5::client From an advisory covering 7 CVEs	before 0:9.5.1-1.el5	0:9.5.1-1.el5
`acroread-plugin` Red Hat:rhel_extras:5::client From an advisory covering 7 CVEs	before 0:9.5.1-1.el5	0:9.5.1-1.el5
`acroread` Red Hat:rhel_extras:5::server From an advisory covering 7 CVEs	before 0:9.5.1-1.el5	0:9.5.1-1.el5
`acroread-plugin` Red Hat:rhel_extras:5::server From an advisory covering 7 CVEs	before 0:9.5.1-1.el5	0:9.5.1-1.el5
`acroread` Red Hat:rhel_extras:6 From an advisory covering 7 CVEs	before 0:9.5.1-1.el6_2	0:9.5.1-1.el6_2
`acroread-plugin` Red Hat:rhel_extras:6 From an advisory covering 7 CVEs	before 0:9.5.1-1.el6_2	0:9.5.1-1.el6_2

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-4373 is a critical vulnerability (CVSS 9.8) in Adobe Acrobat, published January 10, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 30.3%, the 98th percentile. No source names a fixed version.

References

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