Medium severity5.6NVD Advisory· Published Oct 30, 2023· Updated Jun 17, 2026
CVE-2023-43798
CVE-2023-43798
Description
BigBlueButton is an open-source virtual classroom. BigBlueButton prior to versions 2.6.12 and 2.7.0-rc.1 is vulnerable to Server-Side Request Forgery (SSRF). This issue is a bypass of CVE-2023-33176. A patch in versions 2.6.12 and 2.7.0-rc.1 disabled follow redirect at httpclient.execute since the software no longer has to follow it when using finalUrl. There are no known workarounds. We recommend upgrading to a patched version of BigBlueButton.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*range: <2.6.12
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha1:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha3:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta3:*:*:*:*:*:*
- (no CPE)range: <2.6.12, <2.7.0-rc.1
- (no CPE)range: < 2.6.12
Patches
Vulnerability mechanics
References
4- github.com/bigbluebutton/bigbluebutton/pull/18494nvdThird Party Advisory
- github.com/bigbluebutton/bigbluebutton/pull/18580nvdThird Party Advisory
- github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3q22-hph2-cff7nvdThird Party Advisory
- github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-h98v-2h8w-99c4nvdThird Party Advisory
News mentions
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