add latest security incident

Also removes 3.6 which is no longer supported.

diff --git a/SECURITY.md b/SECURITY.md
index e8e6fcade75944428466c1f764e2463deebe71e5..d023c1e5b834cfc0fcc4fd74509fc9c0b9eb08a5 100644 (file)
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -13,7 +13,6 @@ versions.
 | 4.1.x   | 2024-08-05                          |
 | 4.0.x   | 2023-11-02                          |
 | 3.7.x   | 2023-04-05                          |
-| 3.6.x   | 2022-12-12                          |
 
 ## Reporting a Vulnerability
 
@@ -38,3 +37,4 @@ incident. Announcements will also be published at the
 ## List of Previous Incidents
 
 * 2020-05-04 - [SQL injection issue on /details endpoint](https://lists.openstreetmap.org/pipermail/geocoding/2020-May/002012.html)
+* 2023-02-21 - [cross-site scripting vulnerability](https://nominatim.org/2023/02/21/release-421.html)