vBulletin before 5.5.6pl1, 5.6.0 before 5.6.0pl1, and 5.6.1 before 5.6.1pl1 has incorrect access control.
CVE-2020-12720
Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 9.8; sources differ by 0.0.
- High exploitation likelihood — EPSS 89%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- 84(Track*)EG Risk 84/100SSVC: Track*
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation89% × 40%Automatability30% × 15%Action: Watch closely — could escalate to Attend. - EPSS
- 99.8%
- KEV
- Not listed
Published
May 8, 2020
Last Modified
November 21, 2024
References (8)
- cve@mitrehttp://packetstormsecurity.com/files/157716/vBulletin-5.6.1-SQL-Injection.html
- cve@mitrehttp://packetstormsecurity.com/files/157904/vBulletin-5.6.1-SQL-Injection.html
- cve@mitrehttps://attackerkb.com/topics/RSDAFLik92/cve-2020-12720-vbulletin-incorrect-access-control
- cve@mitrehttps://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4440032-vbulletin-5-6-1-security-patch-level-1
- af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/157716/vBulletin-5.6.1-SQL-Injection.html
- af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/157904/vBulletin-5.6.1-SQL-Injection.html
- af854a3a-2127-422b-91ae-364da2661108https://attackerkb.com/topics/RSDAFLik92/cve-2020-12720-vbulletin-incorrect-access-control
- af854a3a-2127-422b-91ae-364da2661108https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4440032-vbulletin-5-6-1-security-patch-level-1
Weakness Classification(3)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 4× in last 7d / 16× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-23 01:49 UTCEG score recompute
- 2026-07-22 22:33 UTCEG score recompute
- 2026-07-22 14:05 UTCEPSS rescore
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-06 16:25 UTCEPSS rescore
- 2026-07-06 16:25 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-01 15:03 UTCEPSS rescore
- 2026-07-01 15:03 UTCEPSS rescore
- 2026-06-28 04:54 UTCEPSS rescore
- 2026-06-28 04:54 UTCEPSS rescore
- 2026-06-24 14:03 UTCEPSS rescore
- 2026-06-24 14:03 UTCEPSS rescore
- 2026-06-23 21:31 UTCEPSS rescore
- 2026-06-23 21:31 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-15 17:46 UTCEPSS rescore
- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-10 13:20 UTCEPSS rescore
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- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-01 13:50 UTCEPSS rescore
- 2026-05-31 00:15 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-28 13:43 UTCEPSS rescore
- 2026-05-27 03:48 UTCEG score recompute
- 2026-05-27 03:48 UTCGHSA enrichment
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
Publicly available exploits
(3 references)Working exploit code is in the public domain (2 Metasploit modules). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Metasploitexploit/multi/http/vbulletin_getindexablecontent✓ verifiedFirst seen Mar 12, 2020
vBulletin /ajax/api/content_infraction/getIndexableContent nodeid Parameter SQL Injection
Open source ↗ - Metasploitauxiliary/gather/vbulletin_getindexablecontent_sqli✓ verifiedFirst seen Mar 12, 2020
vBulletin /ajax/api/content_infraction/getIndexableContent nodeid Parameter SQL Injection
Open source ↗ - Nucleihttp/cves/2020/CVE-2020-12720.yamlFirst seen Jan 1, 2020
vBulletin SQL Injection
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-89 · CWE-306 · CWE-863
Frequently asked(5)
What is CVE-2020-12720?
When was CVE-2020-12720 disclosed?
Is CVE-2020-12720 actively exploited?
What is the CVSS score of CVE-2020-12720?
How do I remediate CVE-2020-12720?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2020-12720
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