CVE-2020-28953
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-28953
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-28953.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-28953
- Published
- 2020-11-19T22:15:13.677Z
- Modified
- 2025-11-14T11:03:56.916373Z
- Severity
-
- 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
- Summary
- [none]
- Details
-
In BigBlueButton before 2.2.29, a user can vote more than once in a single poll.
- References
Affected packages
Git / github.com/bigbluebutton/bigbluebutton
Affected ranges
- Type
- GIT
- Repo
- https://github.com/bigbluebutton/bigbluebutton
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
0.*
0.81-dev-deskshare-fixes-compatible-with-0.8
2.*
2.2-beta-10
2.2-beta-11
2.2-beta-12
2.2-beta-14
2.2-beta-15
2.2-beta-16
2.2-beta-17
2.2-beta-18
2.2-beta-19
2.2-beta-2
2.2-beta-20
2.2-beta-21
2.2-beta-22
2.2-beta-23
2.2-beta-3
2.2-beta-4
2.2-beta-5
2.2-beta-6
2.2-beta-7
2.2-beta-8
2.2-beta-9
2.2-rc-1
2.2-rc-2
2.2-rc-4
2.2-rc-5
2.2-rc-6
Other
dcs-2-a
pre-recording-merge
v0.*
v0.7
v0.71
v0.71a
v0.8
v0.81
v0.81b
v0.81rc
v0.81rc2
v0.81rc3
v0.81rc4
v0.81rc5
v0.8b4
v0.8b4.0
v0.8rc2
v0.9.0-beta
v0.9.1
v0.9.2
v1.*
v1.0.0
v1.1.0
v2.*
v2.0-rc2
v2.0-rc3
v2.0-rc4
v2.0-rc5
v2.0-rc6
v2.0-rc7
v2.0.x-html5-beta1
v2.2.0
v2.2.1
v2.2.10
v2.2.11-good
v2.2.12
v2.2.14
v2.2.15
v2.2.16
v2.2.17
v2.2.18
v2.2.19
v2.2.2
v2.2.20
v2.2.21
v2.2.22
v2.2.23
v2.2.24
v2.2.25
v2.2.26
v2.2.27
v2.2.28
v2.2.3
v2.2.4
v2.2.5
v2.2.6
v2.2.7
v2.2.8
v2.2.9