{"action":"Upgrade yiisoft/yii2-authclient to 2.2.15 or later.","affected":[{"fixed":"2.2.15","introduced":"0"}],"component":"yiisoft/yii2-authclient","cve_ids":["CVE-2023-50708"],"ecosystem":"Packagist","epss":0.00716,"exploited":false,"fixed_versions":["2.2.15"],"ghsa_id":"GHSA-w8vh-p74j-x9xp","id":"tcs_01M5KF9XK8QJ6WGNP6Y7DB5Y6X","modified_at":"2026-09-10T03:50:09.190895282Z","published_at":"2023-12-18T20:01:00Z","references":["https://osv.dev/vulnerability/GHSA-w8vh-p74j-x9xp","https://github.com/yiisoft/yii2-authclient/security/advisories/GHSA-w8vh-p74j-x9xp","https://nvd.nist.gov/vuln/detail/CVE-2023-50708","https://github.com/yiisoft/yii2-authclient/commit/dabddf2154ab7e7703740205a069202554089248","https://github.com/yiisoft/yii2-authclient","https://github.com/yiisoft/yii2-authclient/blob/0d1c3880f4d79e20aa1d77c012650b54e69695ff/src/OAuth1.php#L158","https://github.com/yiisoft/yii2-authclient/blob/0d1c3880f4d79e20aa1d77c012650b54e69695ff/src/OAuth2.php#L121","https://github.com/yiisoft/yii2-authclient/blob/0d1c3880f4d79e20aa1d77c012650b54e69695ff/src/OpenIdConnect.php#L420"],"severity":{"label":"unknown","score":0},"sources":[{"source":"osv","source_id":"GHSA-w8vh-p74j-x9xp","url":"https://osv.dev/vulnerability/GHSA-w8vh-p74j-x9xp"}],"summary":"yii2-authclient vulnerable to possible timing attack on string comparison in OAuth1, OAuth2 and OpenID Connect implementation"}