CVE-2020-12720
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access...
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
- Record
CVE-2020-12720- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89, CWE-306
- Updated
- 2026-11-02
CVE List No score
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
- Record
CVE-2020-12720- Updated
- 2026-11-02
EUVDEUVD-2020-5008 No score
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
- Record
EUVD-2020-5008- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rgcf-v2qh-fw5r
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access...
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
- Record
GHSA-rgcf-v2qh-fw5r- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89, CWE-863
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Metasploit | vBulletin /ajax/api/content_infraction/getIndexableContent nodeid Parameter SQL Injection | 2020-03-12 |
| Metasploit | vBulletin /ajax/api/content_infraction/getIndexableContent nodeid Parameter SQL Injection | 2020-03-12 |
| Nuclei | vBulletin SQL Injection |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Metasploit, Nuclei, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-12720 is a critical vulnerability (CVSS 9.8) in Vbulletin, published May 7, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 88.9%, the 99th percentile. No source names a fixed version.
References
forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4440032-vbulletin-5-6-1-security-patch-level-1
packetstormsecurity.com/files/157716/vBulletin-5.6.1-SQL-Injection.html
attackerkb.com/topics/RSDAFLik92/cve-2020-12720-vbulletin-incorrect-access-control
nvd.nist.gov/vuln/detail/CVE-2020-12720
github.com/advisories/GHSA-rgcf-v2qh-fw5r