diff --git a/requirements/docs-blog.txt b/requirements/docs-blog.txt
index 519ef6f5802b..3b32e287e6fe 100644
--- a/requirements/docs-blog.txt
+++ b/requirements/docs-blog.txt
@@ -29,9 +29,9 @@ cairosvg==2.8.2 \
     --hash=sha256:07cbf4e86317b27a92318a4cac2a4bb37a5e9c1b8a27355d06874b22f85bef9f \
     --hash=sha256:eab46dad4674f33267a671dce39b64be245911c901c70d65d2b7b0821e852bf5
     # via -r requirements/docs-blog.in
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via requests
 cffi==2.0.0 \
     --hash=sha256:00bdf7acc5f795150faa6957054fbbca2439db2f775ce831222b66f192f03beb \
diff --git a/requirements/docs-dev.txt b/requirements/docs-dev.txt
index 2002d0417d38..4ef5e51d31f1 100644
--- a/requirements/docs-dev.txt
+++ b/requirements/docs-dev.txt
@@ -26,9 +26,9 @@ beautifulsoup4==4.14.2 \
     --hash=sha256:2a98ab9f944a11acee9cc848508ec28d9228abfd522ef0fad6a02a72e0ded69e \
     --hash=sha256:5ef6fa3a8cbece8488d66985560f97ed091e22bbc4e9c2338508a9d5de6d4515
     # via furo
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via requests
 charset-normalizer==3.4.2 \
     --hash=sha256:005fa3432484527f9732ebd315da8da8001593e2cf46a3d817669f062c3d9ed4 \
diff --git a/requirements/docs-user.txt b/requirements/docs-user.txt
index 2f88876745ed..59b3e4afd0e9 100644
--- a/requirements/docs-user.txt
+++ b/requirements/docs-user.txt
@@ -17,9 +17,9 @@ backrefs==5.9 \
     --hash=sha256:df5e169836cc8acb5e440ebae9aad4bf9d15e226d3bad049cf3f6a5c20cc8dc9 \
     --hash=sha256:f48ee18f6252b8f5777a22a00a09a85de0ca931658f1dd96d4406a34f3748c60
     # via mkdocs-material
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via requests
 charset-normalizer==3.4.2 \
     --hash=sha256:005fa3432484527f9732ebd315da8da8001593e2cf46a3d817669f062c3d9ed4 \
diff --git a/requirements/main.txt b/requirements/main.txt
index 1797c0f1c7af..c50bbc861a14 100644
--- a/requirements/main.txt
+++ b/requirements/main.txt
@@ -222,9 +222,9 @@ celery-redbeat==2.3.3 \
     --hash=sha256:0d6da101c46c0147b88f3ae2bfaed42548545934263a31d325a8b0e6585c3fb1 \
     --hash=sha256:f52664b490b2923a787d9f348f291243601430bf8ec383b6e79870a1731ee92a
     # via -r requirements/main.in
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via
     #   -r requirements/main.in
     #   opensearch-py
diff --git a/requirements/tests.txt b/requirements/tests.txt
index 7ead83da85d6..90c28ad46a53 100644
--- a/requirements/tests.txt
+++ b/requirements/tests.txt
@@ -8,9 +8,9 @@ beautifulsoup4==4.14.2 \
     --hash=sha256:2a98ab9f944a11acee9cc848508ec28d9228abfd522ef0fad6a02a72e0ded69e \
     --hash=sha256:5ef6fa3a8cbece8488d66985560f97ed091e22bbc4e9c2338508a9d5de6d4515
     # via webtest
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via requests
 charset-normalizer==3.4.2 \
     --hash=sha256:005fa3432484527f9732ebd315da8da8001593e2cf46a3d817669f062c3d9ed4 \