From 67897aaf6ce5ff08da5c885006aa07862c3f7ead Mon Sep 17 00:00:00 2001 From: "Piotr P. Karwasz" Date: Sat, 11 Apr 2026 08:44:14 +0200 Subject: [PATCH] Improve GHSA-w35j-pv5h-q9q9 --- .../2026/04/GHSA-w35j-pv5h-q9q9/GHSA-w35j-pv5h-q9q9.json | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/advisories/github-reviewed/2026/04/GHSA-w35j-pv5h-q9q9/GHSA-w35j-pv5h-q9q9.json b/advisories/github-reviewed/2026/04/GHSA-w35j-pv5h-q9q9/GHSA-w35j-pv5h-q9q9.json index 737e2e8771ba6..ecde120105d26 100644 --- a/advisories/github-reviewed/2026/04/GHSA-w35j-pv5h-q9q9/GHSA-w35j-pv5h-q9q9.json +++ b/advisories/github-reviewed/2026/04/GHSA-w35j-pv5h-q9q9/GHSA-w35j-pv5h-q9q9.json @@ -1,13 +1,13 @@ { "schema_version": "1.4.0", "id": "GHSA-w35j-pv5h-q9q9", - "modified": "2026-04-10T21:16:54Z", + "modified": "2026-04-10T21:16:55Z", "published": "2026-04-10T18:31:18Z", "aliases": [ "CVE-2026-34481" ], - "summary": "Apache Log4j's JsonTemplateLayout produces invalid JSON output when log events contain non-finite floating-point values", - "details": "Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values (NaN, Infinity, or -Infinity), which are prohibited by RFC 8259. This may cause downstream log processing systems to reject or fail to index affected records.\n\nAn attacker can exploit this issue only if both of the following conditions are met:\n\n * The application uses JsonTemplateLayout.\n * The application logs a MapMessage containing an attacker-controlled floating-point value.\n\n\nUsers are advised to upgrade to Apache Log4j JSON Template Layout 2.25.4, which corrects this issue.", + "summary": "Apache Log4j JSON Template Layout: Improper serialization of non-finite floating-point values in JsonTemplateLayout", + "details": "Apache Log4j's [`JsonTemplateLayout`](https://logging.apache.org/log4j/2.x/manual/json-template-layout.html), in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values (`NaN`, `Infinity`, or `-Infinity`), which are prohibited by RFC 8259. This may cause downstream log processing systems to reject or fail to index affected records.\n\nAn attacker can exploit this issue only if both of the following conditions are met:\n\n * The application uses `JsonTemplateLayout`.\n * The application logs a `MapMessage` containing an attacker-controlled floating-point value.\n\nUsers are advised to upgrade to Apache Log4j JSON Template Layout 2.25.4, which corrects this issue.", "severity": [ { "type": "CVSS_V4", @@ -47,7 +47,7 @@ "introduced": "3.0.0-alpha1" }, { - "fixed": "3.0.0-beta3" + "last_affected": "3.0.0-beta3" } ] }