https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2023-6481.htmlhttps://patchthecve.com/cve/CVE-2023-6481.htmlWed, 17 Jun 2026 06:50:49 +0000HIGH 7.1: A serialization vulnerability in logback receiver component part of logback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service attack by sending poisoned data. https://patchthecve.com/cve/CVE-2023-6378.htmlhttps://patchthecve.com/cve/CVE-2023-6378.htmlWed, 17 Jun 2026 06:50:38 +0000HIGH 7.1: A serialization vulnerability in logback receiver component part of logback version 1.4.11 allows an attacker to mount a Denial-Of-Service attack by sending poisoned data. https://patchthecve.com/cve/CVE-2022-23307.htmlhttps://patchthecve.com/cve/CVE-2022-23307.htmlWed, 17 Jun 2026 04:29:50 +0000HIGH 8.8: CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw. Prior to Chainsaw V2.0 Chainsaw was a component of Apache Log4j 1.2.x where the same issue exists.https://patchthecve.com/cve/CVE-2022-23305.htmlhttps://patchthecve.com/cve/CVE-2022-23305.htmlWed, 17 Jun 2026 04:29:50 +0000CRITICAL 9.8: By design, the JDBCAppender in Log4j 1.2.x accepts an SQL statement as a configuration parameter where the values to be inserted are converters from PatternLayout. The message converter, %m, is likely to always be included. This allows attackers to manipulate the SQL by entering crafted strings intohttps://patchthecve.com/cve/CVE-2022-23302.htmlhttps://patchthecve.com/cve/CVE-2022-23302.htmlWed, 17 Jun 2026 04:29:49 +0000HIGH 8.8: JMSSink in all versions of Log4j 1.x is vulnerable to deserialization of untrusted data when the attacker has write access to the Log4j configuration or if the configuration references an LDAP service the attacker has access to. The attacker can provide a TopicConnectionFactoryBindingName configurathttps://patchthecve.com/cve/CVE-2021-42550.htmlhttps://patchthecve.com/cve/CVE-2021-42550.htmlWed, 17 Jun 2026 04:09:48 +0000MEDIUM 6.6: In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.https://patchthecve.com/cve/CVE-2020-9493.htmlhttps://patchthecve.com/cve/CVE-2020-9493.htmlWed, 07 Oct 2026 16:17:30 +0000CRITICAL 9.8: A deserialization flaw was found in Apache Chainsaw versions prior to 2.1.0 which could lead to malicious code execution.https://patchthecve.com/cve/CVE-2018-8088.htmlhttps://patchthecve.com/cve/CVE-2018-8088.htmlWed, 17 Jun 2026 02:04:14 +0000CRITICAL 9.8: org.slf4j.ext.EventData in the slf4j-ext module in QOS.CH SLF4J before 1.8.0-beta2 allows remote attackers to bypass intended access restrictions via crafted data. EventData in the slf4j-ext module in QOS.CH SLF4J, has been fixed in SLF4J versions 1.7.26 later and in the 2.0.x series.https://patchthecve.com/cve/CVE-2017-5929.htmlhttps://patchthecve.com/cve/CVE-2017-5929.htmlWed, 17 Jun 2026 01:21:27 +0000CRITICAL 9.8: QOS.ch Logback before 1.2.0 has a serialization vulnerability affecting the SocketServer and ServerSocketReceiver components.