Update CVE-2026-27820 news title

hsbt · hsbt · commit c92827af8068 · 2026-02-26T12:04:03.000+09:00
diff --git a/en/news/_posts/2026-03-04-buffer-overflow-zlib-cve-2026-27820.md b/en/news/_posts/2026-03-04-buffer-overflow-zlib-cve-2026-27820.md
@@ -1,6 +1,6 @@
 ---
 layout: news_post
-title: "CVE-2026-27820: DoS vulnerability in REXML"
+title: "CVE-2026-27820: Buffer overflow vulnerability in Zlib::GzipReader"
 author: "hsbt"
 translator:
 date: 2026-03-04 09:00:00 +0000
