CVE-2023-42803
- Source
- https://cve.org/CVERecord?id=CVE-2023-42803
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-42803.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-42803
- Aliases
-
- GHSA-w98f-6x8w-xhjc
- Published
- 2023-10-30T18:11:35.630Z
- Modified
- 2026-04-10T05:02:15.660872Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- BigBlueButton Unrestricted File Upload vulnerability
- Details
-
BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures. BigBlueButton 2.6.0-beta.2 contains a patch. There are no known workarounds.
- Database specific
{ "cwe_ids": [ "CWE-434" ], "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/42xxx/CVE-2023-42803.json", "cna_assigner": "GitHub_M" }- 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
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-3
Other
dcs-2-a
v0.*
v0.8
v0.8b4
v0.8b4.0
v0.8rc2
v0.9.0-beta
v2.*
v2.3-alpha-1
v2.3-alpha-2
v2.3-alpha-3
v2.3-alpha-4
v2.3-alpha-5
v2.3-alpha-6
v2.3-alpha-7
v2.3-alpha-8
v2.3-beta-1
v2.3-beta-2
v2.3-beta-3
v2.3-beta-4
v2.3-beta-5
v2.3-rc-1
v2.3-rc-2
v2.3.0
v2.3.1
v2.4-alpha-1
v2.4-beta-1
v2.4-beta-2
v2.4-beta-3
v2.4-beta-4
v2.6.0-alpha.1
v2.6.0-alpha.2
v2.6.0-alpha.3
v2.6.0-alpha.4
v2.6.0-beta.1