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CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication
| Reporter | Title | Published | Views | Family All 8 |
|---|---|---|---|---|
 | Erlang/OTP -- (D)TLS-1.2 server certificate verification bypass | 27 Jul 202600:00 | – | freebsd |
 | CVE-2026-55953 | 27 Jul 202615:21 | – | attackerkb |
 | CVE-2026-55953 | 27 Jul 202617:12 | – | circl |
 | CVE-2026-55953 | 27 Jul 202615:21 | – | cve |
 | EUVD-2026-49323 | 27 Jul 202615:21 | – | euvd |
 | CVE-2026-55953 | 27 Jul 202616:17 | – | nvd |
 | EEF-CVE-2026-55953 TLS 1.2 and DTLS client accepts unoffered anonymous cipher suite, bypassing server authentication | 27 Jul 202615:21 | – | osv |
 | PT-2026-64988 | 27 Jul 202600:00 | – | ptsecurity |
[
{
"cpes": [
"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"modules": [
"tls_handshake",
"ssl_handshake",
"ssl"
],
"packageName": "ssl",
"packageURL": "pkg:otp/ssl?repository_url=https:%2F%2Fgithub.com%2Ferlang%2Fotp&vcs_url=git%20https:%2F%2Fgithub.com%2Ferlang%2Fotp.git",
"product": "OTP",
"programFiles": [
"src/tls_handshake.erl",
"src/ssl_handshake.erl"
],
"programRoutines": [
{
"name": "tls_handshake:hello/5"
},
{
"name": "ssl_handshake:handle_server_hello_extensions/9"
},
{
"name": "ssl:connect/2"
},
{
"name": "ssl:connect/3"
},
{
"name": "ssl:connect/4"
}
],
"repo": "https://github.com/erlang/otp",
"vendor": "Erlang",
"versions": [
{
"changes": [
{
"at": "11.7.4",
"status": "unaffected"
},
{
"at": "11.6.0.4",
"status": "unaffected"
},
{
"at": "11.2.12.11",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "5.3.4",
"versionType": "otp"
}
]
},
{
"collectionURL": "https://github.com",
"cpes": [
"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"modules": [
"tls_handshake",
"ssl_handshake",
"ssl"
],
"packageName": "erlang/otp",
"packageURL": "pkg:github/erlang/otp",
"product": "OTP",
"programFiles": [
"lib/ssl/src/tls_handshake.erl",
"lib/ssl/src/ssl_handshake.erl"
],
"programRoutines": [
{
"name": "tls_handshake:hello/5"
},
{
"name": "ssl_handshake:handle_server_hello_extensions/9"
},
{
"name": "ssl:connect/2"
},
{
"name": "ssl:connect/3"
},
{
"name": "ssl:connect/4"
}
],
"repo": "https://github.com/erlang/otp",
"vendor": "Erlang",
"versions": [
{
"changes": [
{
"at": "29.0.4",
"status": "unaffected"
},
{
"at": "28.5.0.4",
"status": "unaffected"
},
{
"at": "27.3.4.15",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "17.0",
"versionType": "otp"
},
{
"changes": [
{
"at": "064e236414614f9085cbbbd6eacf0e43c02d1b4b",
"status": "unaffected"
},
{
"at": "0a82596d425abe43dc2e0b3d74aa1557ef74051c",
"status": "unaffected"
},
{
"at": "e6ff938116b2872bccc478af7fefb56627285b77",
"status": "unaffected"
}
],
"lessThan": "*",
"status": "affected",
"version": "84adefa331c4159d432d22840663c38f155cd4c1",
"versionType": "git"
}
]
}
]Data
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27 Jul 2026 16:10Current
CVSS 49.1