CVE-2017-2936: Adobe Flash Player versions 24.0.0.186 and earlier have an exploitable use after free vulnerability in the Act

Q: How do I fix CVE-2017-2936?

flash player: upgrade to newer than 24.0.0.186; flash player: upgrade to newer than 24.0.0.186; flash player: upgrade to newer than 24.0.0.186. Exact commands for each OS are on this page.

Q: Is CVE-2017-2936 being exploited?

CVE-2017-2936 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-2936 affect?

CVE-2017-2936 affects flash player, flash player, flash player. Severity is high (CVSS 8.8). Adobe Flash Player versions 24.0.0.186 and earlier have an exploitable use after free vulnerability in the ActionScript FileReference class. Successful exploitation could lead to arbitrary code execution.

Q: How urgent is CVE-2017-2936?

Priority 54/100. High severity; EPSS top 6%: very likely to be exploited

This month

HIGH 8.8UPGRADEUPGRADEUPGRADE

CVE-2017-2936 is a high-severity flaw (CVSS 8.8) affecting flash player, flash player, flash player. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Adobe Flash Player versions 24.0.0.186 and earlier have an exploitable use after free vulnerability in the ActionScript FileReference class. Successful exploitation could lead to arbitrary code execution.

Why this priority

High severity
EPSS top 6%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	6.2% (top 6%)
CISA exploited list	No
Weakness	CWE-416
Published	2017-01-11
Last modified	2026-06-17

Publisher (CNA): Adobe Systems Incorporated · Vendor: adobe

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-01-11 04:59 UTCPublished CVE record published
2026-06-17 01:17 UTCUpdated Record last modified

adobe flash player UPGRADE

Affected: <= 24.0.0.186

Fixed in: newer than 24.0.0.186

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flash-player || rpm -q flash-player || flash-player --version

2. UPGRADE to newer than 24.0.0.186 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flash-player

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flash-player

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

adobe flash player UPGRADE

Affected: <= 24.0.0.186

Fixed in: newer than 24.0.0.186

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flash-player || rpm -q flash-player || flash-player --version

2. UPGRADE to newer than 24.0.0.186 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flash-player

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flash-player

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

adobe flash player UPGRADE

Affected: <= 24.0.0.186

Fixed in: newer than 24.0.0.186

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flash-player || rpm -q flash-player || flash-player --version

2. UPGRADE to newer than 24.0.0.186 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flash-player

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flash-player

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

adobe flash player UPGRADE

Affected: <= 24.0.0.186

Fixed in: newer than 24.0.0.186

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flash-player || rpm -q flash-player || flash-player --version

2. UPGRADE to newer than 24.0.0.186 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flash-player

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flash-player

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-2936?

flash player: upgrade to newer than 24.0.0.186; flash player: upgrade to newer than 24.0.0.186; flash player: upgrade to newer than 24.0.0.186. Exact commands for each OS are on this page.

Is CVE-2017-2936 being exploited?

CVE-2017-2936 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-2936 affect?

CVE-2017-2936 affects flash player, flash player, flash player. Severity is high (CVSS 8.8). Adobe Flash Player versions 24.0.0.186 and earlier have an exploitable use after free vulnerability in the ActionScript FileReference class. Successful exploitation could lead to arbitrary code execution.

How urgent is CVE-2017-2936?

Priority 54/100. High severity; EPSS top 6%: very likely to be exploited

Software pages

Adobe Flash vulnerabilities

Related CVEs

CVE-2018-15982 HIGH 7.8 EXPLOITED UPGRADE UPGRADE Adobe Flash Player Use-After-Free Vulnerability
CVE-2016-1019 CRITICAL 9.8 EXPLOITED UPGRADE UPGRADE Adobe Flash Player Arbitrary Code Execution Vulnerability
CVE-2016-4117 CRITICAL 9.8 EXPLOITED UPGRADE MITIGATE Adobe Flash Player Arbitrary Code Execution Vulnerability
CVE-2011-0627 HIGH 8.8 UPGRADE Adobe Flash Player before 10.3.181.14 on Windows, Mac OS X, Linux, and Solaris and before 10.3.185.21 on Andro
CVE-2020-9746 HIGH 7.0 UPGRADE UPGRADE Adobe Flash Player version 32.0.0.433 (and earlier) are affected by an exploitable NULL pointer dereference vu

References

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