What’s Vulnerable › Vulnerabilities

CVE-2022-47937: Multiple parsing problems in the Apache Sling Commons JSON module

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-15 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation in the Apache Sling Commons JSON bundle allows an attacker to trigger unexpected errors by supplying specially-crafted input. The org.apache.sling.commons.json bundle has been deprecated as of March 2017 and should not be used anymore. Consumers are encouraged to consider the Apache Sling Commons Johnzon OSGi bundle provided by the Apache Sling project, but may of course use other JSON libraries.

Affected products

• Apache Software Foundation org.apache.sling.commons.json: through 2.0.20

References

• https://github.com/apache/sling-org-apache-sling-commons-johnzon
• https://issues.apache.org/jira/browse/SLING-6536
• https://lists.apache.org/thread/sws7z50x47gv0c38q4kx6ktqrvrrg1pm
• https://www.openwall.com/lists/oss-security/2023/05/15/2
• https://github.com/apache/sling-org-apache-sling-commons-johnzon
• https://issues.apache.org/jira/browse/SLING-6536
• https://lists.apache.org/thread/sws7z50x47gv0c38q4kx6ktqrvrrg1pm
• https://www.openwall.com/lists/oss-security/2023/05/15/2

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