diff --git a/meta/recipes-support/curl/curl/CVE-2026-92389.patch b/meta/recipes-support/curl/curl/CVE-2026-92389.patch
new file mode 100644
index 0000000000..387cca9ee1
--- /dev/null
+++ b/meta/recipes-support/curl/curl/CVE-2026-92389.patch
@@ -0,0 +1,60 @@
+From a1705881527f7ee59606a61c4ba52e0737655571 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Wed, 16 Sep 2026 23:46:44 +0200
+Subject: [PATCH] tftp: verify direction in a few places
+
+Closes #22974
+
+Conflicts Resolved:
+
+Adaptation notes:
+- Upstream moved tftp_tx() above tftp_connect_for_tx(); kept 8.7.1 layout and added the upload check in tftp_tx().
+
+Assisted-by: kiro:claude-opus-5.5
+
+CVE: CVE-2026-92389
+Upstream-Status: Backport [https://github.com/curl/curl/commit/63dd390fab905a239a97e270]
+
+Signed-off-by: Adarsh Jagadish Kamini <adarsh.jagadish.kamini@est.tech>
+---
+ lib/tftp.c | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/lib/tftp.c b/lib/tftp.c
+index ff2b7b7457..371902c0d8 100644
+--- a/lib/tftp.c
++++ b/lib/tftp.c
+@@ -545,10 +545,14 @@ static CURLcode tftp_send_first(struct tftp_state_data *state,
+     break;
+ 
+   case TFTP_EVENT_ACK: /* Connected for transmit */
++    if(!data->state.upload)
++      return CURLE_TFTP_ILLEGAL;
+     result = tftp_connect_for_tx(state, event);
+     break;
+ 
+   case TFTP_EVENT_DATA: /* Connected for receive */
++    if(data->state.upload)
++      return CURLE_TFTP_ILLEGAL;
+     result = tftp_connect_for_rx(state, event);
+     break;
+ 
+@@ -709,6 +713,9 @@ static CURLcode tftp_tx(struct tftp_state_data *state, tftp_event_t event)
+   char *bufptr;
+   bool eos;
+ 
++  if(!data->state.upload)
++    return CURLE_TFTP_ILLEGAL;
++
+   switch(event) {
+ 
+   case TFTP_EVENT_ACK:
+@@ -1131,6 +1138,8 @@ static CURLcode tftp_receive_packet(struct Curl_easy *data)
+ 
+     switch(state->event) {
+     case TFTP_EVENT_DATA:
++      if(data->state.upload)
++        return CURLE_TFTP_ILLEGAL;
+       /* Don't pass to the client empty or retransmitted packets */
+       if(state->rbytes > 4 &&
+          (NEXT_BLOCKNUM(state->block) == getrpacketblock(&state->rpacket))) {
diff --git a/meta/recipes-support/curl/curl_8.7.1.bb b/meta/recipes-support/curl/curl_8.7.1.bb
index b4db387262..add3030637 100644
--- a/meta/recipes-support/curl/curl_8.7.1.bb
+++ b/meta/recipes-support/curl/curl_8.7.1.bb
@@ -46,6 +46,7 @@ SRC_URI = " \
     file://CVE-2026-92388-1.patch \
     file://CVE-2026-92388-2.patch \
     file://CVE-2026-87864.patch \
+    file://CVE-2026-92389.patch \
 "
 
 SRC_URI:append:class-nativesdk = " \