From 590906dadf153898076b59f991b7a337c6503d0f Mon Sep 17 00:00:00 2001
From: Olek <115580134+oleks-rip@users.noreply.github.com>
Date: Tue, 12 May 2026 16:15:17 -0400
Subject: [PATCH] fix: Use transaction sequence numbers in permissioned domains
 (#7129)

---
 .../permissioned_domain/PermissionedDomainSet.cpp          | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/libxrpl/tx/transactors/permissioned_domain/PermissionedDomainSet.cpp b/src/libxrpl/tx/transactors/permissioned_domain/PermissionedDomainSet.cpp
index f794844a57..39b65d0947 100644
--- a/src/libxrpl/tx/transactors/permissioned_domain/PermissionedDomainSet.cpp
+++ b/src/libxrpl/tx/transactors/permissioned_domain/PermissionedDomainSet.cpp
@@ -110,12 +110,13 @@ PermissionedDomainSet::doApply()
         if (balance < reserve)
             return tecINSUFFICIENT_RESERVE;
 
-        Keylet const pdKeylet =
-            keylet::permissionedDomain(account_, ctx_.tx.getFieldU32(sfSequence));
+        bool const fix313 = view().rules().enabled(fixSecurity3_1_3);
+        auto const seq = fix313 ? ctx_.tx.getSeqValue() : ctx_.tx.getFieldU32(sfSequence);
+        Keylet const pdKeylet = keylet::permissionedDomain(account_, seq);
         auto slePd = std::make_shared<SLE>(pdKeylet);
 
         slePd->setAccountID(sfOwner, account_);
-        slePd->setFieldU32(sfSequence, ctx_.tx.getFieldU32(sfSequence));
+        slePd->setFieldU32(sfSequence, seq);
         slePd->peekFieldArray(sfAcceptedCredentials) = std::move(sortedLE);
         auto const page =
             view().dirInsert(keylet::ownerDir(account_), pdKeylet, describeOwnerDir(account_));