Medium severity6.5NVD Advisory· Published Jan 5, 2023· Updated Jun 17, 2026
CVE-2022-23548
CVE-2022-23548
Description
Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 2.9.0.beta16 on the beta and tests-passed branches, parsing posts can be susceptible to regular expression denial of service (ReDoS) attacks. This issue is patched in versions 2.8.14 and 2.9.0.beta16. There are no known workarounds.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*+ 16 more
- cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*range: <2.8.14
- cpe:2.3:a:discourse:discourse:2.9.0:beta10:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta11:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta12:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta13:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta14:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta5:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta6:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta7:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta8:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:3.0.0:beta15:*:*:*:*:*:*
- (no CPE)range: <2.8.14, <2.9.0.beta16
- (no CPE)range: < 2.8.14
Patches
Vulnerability mechanics
References
2- github.com/discourse/discourse/pull/19737nvdPatchThird Party Advisory
- github.com/discourse/discourse/security/advisories/GHSA-7rw2-f4x7-7pxfnvdThird Party Advisory
News mentions
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