Vulnerability in Xerial Snappy-Java
CVE-2026-108106
Xerial snappy-java before 1.1.10.9 contains an unbounded memory allocation vulnerability that allows attackers to exhaust JVM memory by declaring a large uncompressed length in compressed input. Attackers can supply a few crafted bytes to Snappy.uncompress, uncompressString, SnappyInputStream or SnappyFramedInputStream to force allocations up to 2 GB, causing OutOfMemoryError and denial of service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/xerial/snappy-java/security/advisories/GHSA-q233-g92q-qxp6 (vendor-advisory)
- github.com/xerial/snappy-java/commit/943c6043a292568575e8347af4507d015e802c75 (patch)
- github.com/xerial/snappy-java/releases/tag/v1.1.10.9 (release-notes)
- github.com/xerial/snappy-java/blob/v1.1.10.8/src/main/java/org/xerial/snappy/Sn… (technical-description)
- github.com/xerial/snappy-java (product)
- www.vulncheck.com/advisories/xerial-snappy-java-before-1.1.10.9-unbounded-memor… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-108106?
- CVE-2026-108106 is a high-severity vulnerability in Xerial Snappy-Java, classified under CWE-789. CVSS score: 7.5/10. Published 2026-10-09.
- How severe is CVE-2026-108106?
- High severity. CVSS v3 base score is 7.5 out of 10.