CVE-2008-4292

CVE-2008-4292 is a critical-severity vulnerability in Opera Opera Browser 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-255.

Key facts

Description

Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which has unknown impact and attack vectors. NOTE: it is not clear whether this is a vulnerability, but the vendor included it in a security section of the advisory.

Frequently asked questions

What is CVE-2008-4292?
Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which has unknown impact and attack vectors. NOTE: it is not clear whether this is a vulnerability, but the vendor included it in a security section of the advisory.
How severe is CVE-2008-4292?
CVE-2008-4292 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-4292 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4292?
CVE-2008-4292 primarily affects Opera Opera Browser. In total, 85 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4292?
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-2008-4292 published?
CVE-2008-4292 was published on 2008-09-27 and last updated on 2026-06-16.

References

Affected products (85)

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