From d6cee7c59640b29fe798fa80a49340ef5711d89f Mon Sep 17 00:00:00 2001
From: wxiaoguang <wxiaoguang@gmail.com>
Date: Fri, 21 Mar 2025 20:50:44 +0800
Subject: [PATCH]  Fix oauth2 auth (#33961) (#33962)

Backport #33961

UI fix is not needed.
---
 routers/web/auth/oauth2_provider.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/routers/web/auth/oauth2_provider.go b/routers/web/auth/oauth2_provider.go
index 1aebc047bd..5dbb529e0a 100644
--- a/routers/web/auth/oauth2_provider.go
+++ b/routers/web/auth/oauth2_provider.go
@@ -248,7 +248,7 @@ func AuthorizeOAuth(ctx *context.Context) {
 			}, form.RedirectURI)
 			return
 		}
-		if err := ctx.Session.Set("CodeChallengeMethod", form.CodeChallenge); err != nil {
+		if err := ctx.Session.Set("CodeChallenge", form.CodeChallenge); err != nil {
 			handleAuthorizeError(ctx, AuthorizeError{
 				ErrorCode:        ErrorCodeServerError,
 				ErrorDescription: "cannot set code challenge",