diff --git a/Lib/http/cookiejar.py b/Lib/http/cookiejar.py
index 68cf16c93cc1c8..13e5b104a81ea2 100644
--- a/Lib/http/cookiejar.py
+++ b/Lib/http/cookiejar.py
@@ -1032,10 +1032,13 @@ def set_ok_domain(self, cookie, request):
                 if j == 0:  # domain like .foo.bar
                     tld = domain[i+1:]
                     sld = domain[j+1:i]
-                    if sld.lower() in ("co", "ac", "com", "edu", "org", "net",
-                       "gov", "mil", "int", "aero", "biz", "cat", "coop",
-                       "info", "jobs", "mobi", "museum", "name", "pro",
-                       "travel", "eu") and len(tld) == 2:
+                    known_slds = (
+                        "co", "ac", "com", "edu", "org", "net",
+                        "gov", "mil", "int", "aero", "biz", "cat", "coop",
+                        "info", "jobs", "mobi", "museum", "name", "pro",
+                        "travel", "eu", "tv", "or", "nom", "sch", "web",
+                    )
+                    if sld.lower() in known_slds and len(tld) == 2:
                         # domain like .co.uk
                         _debug("   country-code second level domain %s", domain)
                         return False
diff --git a/Misc/NEWS.d/next/Library/2025-06-15-03-38-13.gh-issue-135528.XssMeM.rst b/Misc/NEWS.d/next/Library/2025-06-15-03-38-13.gh-issue-135528.XssMeM.rst
new file mode 100644
index 00000000000000..5a01cfeb489a2e
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-06-15-03-38-13.gh-issue-135528.XssMeM.rst
@@ -0,0 +1,2 @@
+:mod:`http.cookiejar`: add "tv", "or", "nom", "sch", and "web"
+to the list of supported country code second-level domains.