CVE-2026-95115 libwebsockets - Buffer Overflow

libwebsockets main 106d542c contains a buffer overflow caused by improper handling in the LEJP JSON parser, letting remote attackers cause denial of service, exploit requires crafted JSON input.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.29% 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
13 October 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to the latest version of libwebsockets.

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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