CVE-2014-8439

8.8 HIGH 20% exploit odds exploited in the wild Fix listed Memory safety OS & kernel

What it is

Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
In the wild: CISA lists this as exploited in real attacks. Treat as urgent.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2014-10-22 00:00 UTC ReservedThe CVE id was reserved by its CNA
2014-11-25 23:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2022-05-25 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
2022-06-15 Remediation deadlineCISA's due date for federal agencies to fix it
2026-06-17 00:16 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
Exploit odds: 20.4% in the next 30 days (EPSS).
Severity: 8.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2014-11-25 23:59 UTC
Last modified: 2026-06-17 00:16 UTC
Added to CISA KEV: 2022-05-25
Exploit probability: 20.4% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Analyzed

Affected

Adobe Flash Player ≤ 11.2.202.418
Adobe Air ≤ 15.0.0.292
Adobe Air Sdk ≤ 15.0.0.301
Adobe Air Sdk \& Compiler < 15.0.0.302
Adobe Flash Player ≤ 15.0.0.223
Adobe Flash Player ≤ 13.0.0.252

Attack profile CVSS 3.1 · 8.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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-2014-8439.md and follow it. Check whether this project is affected by CVE-2014-8439. 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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Fix and advisories

References

NVD record · CVE.org record