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CVE-2008-5913

The Math.random function in the JavaScript implementation in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, and SeaMonkey…

Medium4.9EPSS 1.1%
Published
Updated
Reserved
Assigned by
mitre

Description

The Math.random function in the JavaScript implementation in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, and SeaMonkey before 2.0.5, uses a random number generator that is seeded only once per browser session, which makes it easier for remote attackers to track a user, or trick a user into acting upon a spoofed pop-up message, by calculating the seed value, related to a "temporary footprint" and an "in-session phishing attack."

Scores

CVSS scores of CVE-2008-5913, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0Medium4.9AV:N/AC:M/Au:S/C:P/I:P/A:N
EPSS (exploitation in 30 days)
1.1% · top 33% of all CVEs (4 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

References (25)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .