Apache OpenMeetings: allows null-byte Injection
Priority LOW 37CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
An attacker who has gained access to an admin account can perform RCE via null-byte injection Vendor: The Apache Software Foundation Versions Affected: Apache OpenMeetings from 2.0.0 before 7.1.0
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01464 73rd percentileScored 2026-11-07
Fix Fixed Apache OpenMeetings (Apache Software Foundation): 7.1.0org.apache.openmeetings:openmeetings-parent (Maven): 7.1.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apache | Apache OpenMeetings | 2.0.0 to before 7.1.0 | 7.1.0 | Patch available | CNA |
| — | org.apache.openmeetings:openmeetings-parent (Maven) | 2.0.0 to before 7.1.0 | 7.1.0 | Patch available | GHSA-mg5h-f3q8-c96g |
- Apache OpenMeetings VendorApache Affected 2.0.0 to before 7.1.0 Fixed in 7.1.0 Patch available CNA
- org.apache.openmeetings:openmeetings-parent (Maven) Vendor— Affected 2.0.0 to before 7.1.0 Fixed in 7.1.0 Patch available GHSA-mg5h-f3q8-c96g
Remediation
- Fix · CNA Apache OpenMeetings (Apache Software Foundation) Fixed in 7.1.0
- Fix · GHSA-mg5h-f3q8-c96g org.apache.openmeetings:openmeetings-parent (Maven) Fixed in 7.1.0 Advisory →
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apache OpenMeetings 7.1.0
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2023-13492 Apache OpenMeetings: allows bypass authenticationPriority LOW 39
- TI-2023-13413 Apache OpenMeetings: insufficient check of invitation hashPriority LOW 32
Timeline
- 2026-10-02 Threatist record created from CVE-2023-29246
- 2026-10-03 Alias added: GHSA-mg5h-f3q8-c96g
References
Advisory 2
Other 5
- https://github.com/apache/openmeetings/commit/8e65a1344157b2898f2922d49a0bd2105687c4a5
- https://github.com/apache/openmeetings/commit/9f12a48994d0ad741ac140c52cbd2152f0d048d5
- https://github.com/apache/openmeetings/commit/f91ff1917027625f066a9007694a31d06e69df3a
- https://github.com/apache/openmeetings
- https://issues.apache.org/jira/browse/OPENMEETINGS-2765
More Apache Openmeetings vulnerabilities
- TI-2024-36639 Apache OpenMeetings: Deserialisation of untrusted data in cluster mode CVSS 3.1CRITICAL 9.8
- TI-2026-26346 Apache OpenMeetings: Login Credentials Passed via GET Query Parameters CVSS 3.1HIGH 7.5
- TI-2020-10927 Attackers can use public NetTest web service of Apache OpenMeetings 4.0.0-5.0.0 to organize denial of service attack. CVSS 3.1HIGH 7.5
- TI-2016-00702 Directory traversal vulnerability in the Import/Export System Backups functionality in… CVSS 3.0MEDIUM 6.5
- TI-2023-12874 Apache OpenMeetings: allows user impersonation CVSS 3.1CRITICAL 9.8
- TI-2016-07193 Apache OpenMeetings before 3.1.2 is vulnerable to Remote Code Execution via RMI deserialization attack. CVSS 3.0CRITICAL 9.8
Sources
- CVE-2023-29246 · CVE Program
- CVE-2023-29246 · NVD
- FIRST EPSS
- GHSA-mg5h-f3q8-c96g · GitHub Advisory Database · CC BY 4.0
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