{"id":33911,"date":"2026-10-07T04:31:50","date_gmt":"2026-10-06T20:31:50","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-105243"},"modified":"2026-10-07T04:31:50","modified_gmt":"2026-10-06T20:31:50","slug":"cve-2026-105243","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-105243","title":{"rendered":"CVE-2026-105243 [MEDIUM] &#8211; Insufficient Logging vulnerability in the EventLogAppender of Apache log4net.\n\nLong messag"},"content":{"rendered":"<p>Insufficient Logging vulnerability in the EventLogAppender of Apache log4net.<\/p>\n<p>Long messages were truncated to a fixed size that exceeds what the Windows Event Log accepts once the log and source names are counted, and the event log then stored nothing and reported nothing. A party whose data reaches a log message could suppress the whole record by making it long enough. Only applications on Windows that use EventLogAppender are affected.<\/p>\n<p>This issue affects Apache log4net: from 1.2.9 before 3.5.0.<\/p>\n<p>Users are recommended to upgrade to version 3.5.0, which fixes the issue.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Insufficient Logging vulnerability in the EventLogAppender of Apache log4net.<\/p>\n<p>Long messages were truncated to a fixed size that exceeds what the Windows Event Log accepts once the log and source name<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33911","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33911","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}