CVE-2020-27601

LOWNVD 3.53.5—

3.5

In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js.

CVSS v3: 3.5
EG Score: 3.5(medium)
EPSS: 44.9%
KEV: Not listed

Published

September 29, 2022

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1
cve@mitrehttps://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-668Exposure of Resource to Wrong Sphere

Data Freshness Timeline

(refreshed 10× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 14:31 UTCEG score recompute
2026-05-25 14:31 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-27601?

CVE-2020-27601 is a low vulnerability published on September 29, 2022. In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js.

When was CVE-2020-27601 disclosed?

CVE-2020-27601 was first published in the National Vulnerability Database on September 29, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-27601 actively exploited?

CVE-2020-27601 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-27601?

CVE-2020-27601 has a CVSS v3 base score of 3.5 (NVD).

How do I remediate CVE-2020-27601?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-27601, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-27601

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-27601?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)