High
libwebsockets — security advisory
Buffer Overflow vulnerability in libwebsockets main 106d542c allows a remote attacker to cause a denial of service via the LEJP JSON parser
- Products
- libwebsockets
- Affected versions
- 1.2.2-1, 1.6.0-3, 1.6.0-4, 1.6.0-5, 1.6.1-1, 1.7.0-1ubuntu1, 1.7.0-2, 1.7.1-1, 1.7.1-1ubuntu0.1~esm1, 2.0.3-3, 2.0.3-3build1, 2.0.3-3ubuntu0.1~esm1, 3.2.1-3, 3.2.1-3ubuntu0.1~esm1, 3.2.1-3ubuntu0.1~esm2, 3.2.1-3ubuntu0.1~esm3, 4.0.20-2, 4.0.20-2ubuntu1, 4.0.20-2ubuntu1.1, 4.0.20-2ubuntu1.1+esm1, 4.0.20-2ubuntu1.1+esm2, 4.3.2-4, 4.3.3-1, 4.3.3-1.1build1, 4.3.3-1.1build2, 4.3.3-1.1build3, 4.3.3-1.1ubuntu0.1~esm1, 4.3.3-1.1ubuntu0.1~esm2, 4.3.3-1.1ubuntu0.1~esm3, 4.3.5-1, 4.3.5-3, 4.3.5-3ubuntu1, 4.3.5-3ubuntu1.1, 4.3.5-3ubuntu1.2+esm1, 4.3.5-4.1, 4.3.5-5, 4.3.5-5ubuntu1, 4.3.5-5ubuntu2, 4.3.5-7ubuntu1
- Fixed versions
- Not specified
- CVEs
- CVE-2026-95115
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:34 UTC · Revision 1
Source evidence
Buffer Overflow vulnerability in libwebsockets main 106d542c allows a remote attacker to cause a denial of service via the LEJP JSON parser
osv:UBUNTU-CVE-2026-95115
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
libwebsockets
Fixed versions: Not specified
Complete source record
{
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],
"modified": "2026-10-17T13:01:19.439909257Z",
"provider": "osv",
"upstream": [
"CVE-2026-95115"
],
"references": [
"https://ubuntu.com/security/CVE-2026-95115",
"https://www.cve.org/CVERecord?id=CVE-2026-95115",
"https://gist.github.com/1820893135-pixel/d4246b2ecc927193ea1fad50810e9901",
"https://github.com/warmcat/libwebsockets/commit/736a4a26fce344766bc6618df87bf32193829dd0",
"https://github.com/warmcat/libwebsockets/commit/c404a205a98323a7f60e69fae532c5d26bf4a62a",
"https://github.com/warmcat/libwebsockets/issues/3663"
]
},
"related_cves": [
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"value": "CVE-2026-95115",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 361672,
"published_at": "2026-10-13T15:17:00+00:00"
}