CVE-2008-3873

4.3 MEDIUM 17% exploit odds No fix listed Other

What it is

The System.setClipboard method in ActionScript in Adobe Flash Player 9.0.124.0 and earlier allows remote attackers to populate the clipboard with a URL that is difficult to delete and does not require user interaction to populate the clipboard, as exploited in the wild in August 2008.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 17.0% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2008-08-29 17:41 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:56 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 17.0% in the next 30 days (EPSS).
Severity: 4.3 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2008-08-29 17:41 UTC
Last modified: 2026-06-16 22:56 UTC
Exploit probability: 17.0% · EPSS, next 30 days
Record status: Modified

Affected

Adobe Flash Player

Attack profile CVSS 2.0 · 4.3

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

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-2008-3873.md and follow it. Check whether this project is affected by CVE-2008-3873. 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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References

NVD record · CVE.org record