How severe is CVE-2008-2786?

CVE-2008-2786 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2008-2786 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-2786?

CVE-2008-2786 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-2008-2786?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2008-2786 published?

CVE-2008-2786 was published on 2008-06-19 and last updated on 2026-06-16.

CVE-2008-2786

CVE-2008-2786 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Mozilla Firefox
Published: 2008-06-19
Last modified: 2026-06-16

Description

Buffer overflow in Firefox 3.0 and 2.0.x has unknown impact and attack vectors. NOTE: due to lack of details as of 20080619, it is not clear whether this is the same issue as CVE-2008-2785. A CVE identifier has been assigned for tracking purposes.

Frequently asked questions

What is CVE-2008-2786?: Buffer overflow in Firefox 3.0 and 2.0.x has unknown impact and attack vectors. NOTE: due to lack of details as of 20080619, it is not clear whether this is the same issue as CVE-2008-2785. A CVE identifier has been assigned for tracking purposes.
How severe is CVE-2008-2786?: CVE-2008-2786 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-2786 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-2786?: CVE-2008-2786 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-2008-2786?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2008-2786 published?: CVE-2008-2786 was published on 2008-06-19 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:mozilla:firefox:2.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:*

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