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[stable30] fix: Use case insensitive check when validating login name #51252

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Merged
AndyScherzinger merged 3 commits into from
Mar 5, 2025
Merged

[stable30] fix: Use case insensitive check when validating login name #51252

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dc68d66
fix: Use case insensitive check when validating login name
enjeck Feb 24, 2025
9dbf067
fix: Improve string comparison
enjeck Feb 25, 2025
22fa59b
fix: use mb_strtolower to convert login name
enjeck Mar 3, 2025
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fix: Improve string comparison 
Signed-off-by: Cleopatra Enjeck M. <[email protected]>
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@enjeck @backportbot
enjeck authored and backportbot[bot] committed Mar 5, 2025
commit 9dbf067f3116e410564ac064acbd9c0efc50dbb1
2 changes: 1 addition & 1 deletion lib/private/User/Session.php
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Expand Up @@ -779,7 +779,7 @@ private function validateToken($token, $user = null) {
* Check if login names match
*/
private function validateTokenLoginName(?string $loginName, IToken $token): bool {
if (strtolower($token->getLoginName() ?? '') !== strtolower($loginName ?? '')) {
if (strcasecmp($token->getLoginName(), $loginName ?? '') !== 0) {
// TODO: this makes it impossible to use different login names on browser and client
// e.g. login by e-mail '[email protected]' on browser for generating the token will not
// allow to use the client token with the login name 'user'.
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