HIGHMaven →
yawkat LZ4 Java has a possible information leak in Java safe decompressor
yawkat LZ4 Java has a possible information leak in Java safe decompressor
Affected packages
- at.yawk.lz4:lz4-java— before 1.10.1
- net.jpountz.lz4:lz4— all versions
- org.lz4:lz4-java— all versions
- org.lz4:lz4-pure-java— all versions
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/yawkat/lz4-java/security/advisories/GHSA-cmp6-m4wj-q63q
- https://nvd.nist.gov/vuln/detail/CVE-2025-66566
- https://github.com/yawkat/lz4-java/commit/33d180cb70c4d93c80fb0dc3ab3002f457e93840
- https://github.com/yawkat/lz4-java
Structured record: https://osv.dev/vulnerability/GHSA-cmp6-m4wj-q63q
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