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 control.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 88.9%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 88.95% probability · 100th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-89, CWE-306
- Affected
- vbulletin/vbulletin
- Source
- cve@mitre.org
EPSS 88.9% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://packetstormsecurity.com/files/157716/vBulletin-5.6.1-SQL-Injection.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/157904/vBulletin-5.6.1-SQL-Injection.htmlThird Party Advisory, VDB Entry
- https://attackerkb.com/topics/RSDAFLik92/cve-2020-12720-vbulletin-incorrect-access-controlThird Party Advisory
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4440032-vbulletin-5-6-1-security-patch-level-1Vendor Advisory
- http://packetstormsecurity.com/files/157716/vBulletin-5.6.1-SQL-Injection.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/157904/vBulletin-5.6.1-SQL-Injection.htmlThird Party Advisory, VDB Entry
- https://attackerkb.com/topics/RSDAFLik92/cve-2020-12720-vbulletin-incorrect-access-controlThird Party Advisory
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4440032-vbulletin-5-6-1-security-patch-level-1Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.