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CVE-2016-6483

36
FAUCET Score

CVE-2016-6483 is a Server-Side Request Forgery (SSRF) vulnerability affecting various versions of vBulletin, specifically within its media-file upload feature. An attacker can exploit this by providing a crafted URL that triggers an HTTP redirection, leading to the SSRF. This vulnerability carries a high CVSS score of 8.6, indicating a critical risk due to its network-based attack vector, low complexity, and high impact on integrity, although confidentiality and availability are not directly affected. While not listed on the CISA KEV catalog, an exploit is publicly available on ExploitDB, suggesting potential for exploitation, though there is minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.8.7CPE matchmatch criteria
cpe:2.3:a:vbulletin:vbulletin:3.8.7:*:*:*:*:*:*:*
3.8.8CPE matchmatch criteria
cpe:2.3:a:vbulletin:vbulletin:3.8.8:*:*:*:*:*:*:*
3.8.9CPE matchmatch criteria
cpe:2.3:a:vbulletin:vbulletin:3.8.9:*:*:*:*:*:*:*
4.2.2CPE matchmatch criteria
cpe:2.3:a:vbulletin:vbulletin:4.2.2:*:*:*:*:*:*:*
4.2.3CPE matchmatch criteria
cpe:2.3:a:vbulletin:vbulletin:4.2.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.6HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
11.95%
Probability of exploitation in next 30 days
EPSS Percentile
95.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-40225 · Aug 10, 2016
This CVE's current EPSS score of 0.1195 is in the 93rd percentile among its peer group of 51,455 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

legalhackers.com / advisories/vBulletin-SSRF-Vulnerability-Exploit.txt
ExploitThird Party Advisory
exploit-db.com / exploits/40225
securityfocus.com / bid/92350
securitytracker.com / id/1036553
vbulletin.com / forum/forum/vbulletin-announcements/vbulletin-announcements_aa/4349548-security-patch-vbulletin-3-8-7-3-8-8-3-8-9-3-8-10-beta
Patch
vbulletin.com / forum/forum/vbulletin-announcements/vbulletin-announcements_aa/4349549-security-patch-vbulletin-4-2-2-4-2-3-4-2-4-beta
Patch
vbulletin.com / forum/forum/vbulletin-announcements/vbulletin-announcements_aa/4349551-security-patch-vbulletin-5-2-0-5-2-1-5-2-2
Patch