CVE-2026-40194
1 advisory.
Packagist/phpseclib/phpseclib CVE-2026-40194: low 3.7, EPSS 0.37%
phpseclib has a variable-time HMAC comparison in SSH2::get_binary_packet() using != instead of hash_equals()
Action: Upgrade phpseclib/phpseclib to 1.0.28 or later.
composer require phpseclib/phpseclib:1.0.28composer require phpseclib/phpseclib:2.0.53composer require phpseclib/phpseclib:3.0.51Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.1.1 | 1.0.28 | - |
| 2.0.0 | 2.0.53 | - |
| 3.0.0 | 3.0.51 | - |
Fixed versions
| 1.0.28 | 2.0.53 | 3.0.51 |
Sources
- osv: GHSA-r854-jrxh-36qx
- https://github.com/phpseclib/phpseclib/security/advisories/GHSA-r854-jrxh-36qx
- https://nvd.nist.gov/vuln/detail/CVE-2026-40194
- https://github.com/phpseclib/phpseclib/commit/ffe48b6b1b1af6963327f0a5330e3aa004a194ac
- https://github.com/phpseclib/phpseclib
- https://github.com/phpseclib/phpseclib/releases/tag/1.0.28
- https://github.com/phpseclib/phpseclib/releases/tag/2.0.53
- https://github.com/phpseclib/phpseclib/releases/tag/3.0.51
CVE-2026-40194 · published · modified · JSON