CVE-2013-5331

What it is

Adobe Flash Player before 11.7.700.257 and 11.8.x and 11.9.x before 11.9.900.170 on Windows and Mac OS X and before 11.2.202.332 on Linux, Adobe AIR before 3.9.0.1380, Adobe AIR SDK before 3.9.0.1380, and Adobe AIR SDK & Compiler before 3.9.0.1380 allow remote attackers to execute arbitrary code via crafted .swf content that leverages an unspecified "type confusion," as exploited in the wild in December 2013.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

72.5% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2013-08-20 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2013-12-11 15:55 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-16 23:58 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 72.5% in the next 30 days (EPSS).
• Severity: 9.3 HIGH (CVSS).
• Fix: a patch or advisory is linked.
• It meets the bar for Drop everything: critical, and exploited or very likely to be.

Details

Published

2013-12-11 15:55 UTC

Last modified

2026-06-16 23:58 UTC

Exploit probability

72.5% · EPSS, next 30 days

Weakness

CWE-94 · Code injection

Record status

Modified

Affected

• Adobe Flash Player < 11.7.700.257
• Adobe Flash Player < 11.8.800.175
• Adobe Flash Player < 11.9.900.700
• Adobe Flash Player < 11.2.202.332
• Adobe Air < 3.9.0.1380
• Adobe Air Sdk < 3.9.0.1380

Attack profile CVSS 2.0 · 9.3

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2013-5331.md and follow it. Check whether this project is affected by CVE-2013-5331. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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