PT-2026-34218 · Unknown · Bigbluebutton

CVE-2026-41127 · Published 2026-04-21 · Updated 2026-04-25

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions BigBlueButton versions prior to 3.0.24

Description A missing authorization allows viewers to inject or overwrite captions.

Recommendations Update to version 3.0.24.

Exploit

Fix

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

CVE-2026-41127

GHSA-Q387-2Q28-MG33

Affected Products

Bigbluebutton

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41127.json · Exploit
• https://osv.dev/vulnerability/CVE-2026-41127 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-41127 · Security Note
• https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-q387-2q28-mg33 · Note
• https://twitter.com/VulmonFeeds/status/2046830437519995104 · Twitter Post
• https://twitter.com/infoflowcloud/status/2048169294526108065 · Twitter Post
• https://twitter.com/CVEnew/status/2048168405312934098 · Twitter Post