CVE-2008-0592

CVE-2008-0592 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Mozilla Firefox before 2.0.0.12 and SeaMonkey before 1.1.8 allows user-assisted remote attackers to cause a denial of service via a plain .txt file with a "Content-Disposition: attachment" and an invalid "Content-Type: plain/text," which prevents Firefox from rendering future plain text files within the browser.

Frequently asked questions

What is CVE-2008-0592?
Mozilla Firefox before 2.0.0.12 and SeaMonkey before 1.1.8 allows user-assisted remote attackers to cause a denial of service via a plain .txt file with a "Content-Disposition: attachment" and an invalid "Content-Type: plain/text," which prevents Firefox from rendering future plain text files within the browser.
How severe is CVE-2008-0592?
CVE-2008-0592 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2008-0592 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0592?
CVE-2008-0592 primarily affects Mozilla Firefox. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0592?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-0592 published?
CVE-2008-0592 was published on 2008-02-09 and last updated on 2026-06-16.

References

Affected products (2)

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