Is CVE-2008-5353 in the CISA KEV catalog?

No. CVE-2008-5353 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-5353?

CVE-2008-5353 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2008-5353?

CVE-2008-5353 has an EPSS score of 84.81% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-5353

HIGHEPSS 100th pctl

10.0

CVSS v2

NVD

Description

The Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not properly enforce context of ZoneInfo objects during deserialization, which allows remote attackers to run untrusted applets and applications in a privileged context, as demonstrated by "deserializing Calendar objects".

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

84.81%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.