CVE-2026-93452 snappy-java - Buffer Overflow

snappy-java through 1.1.10.8 contains a buffer overflow caused by writing past the end of the destination buffer in Snappy.compress(ByteBuffer, ByteBuffer), letting attackers corrupt off-heap memory and cause JVM termination, exploit requires supplying incompressible data exceeding buffer capacity.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.68% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to the latest version beyond 1.1.10.8.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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