Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-3686

20
FAUCET Score

CVE-2016-3686 describes a vulnerability in the Single Sign-On (SSO) feature of F5 BIG-IP APM (versions prior to 11.6.0 HF6) and BIG-IP Edge Gateway (versions 11.0.0 through 11.3.0). This medium-severity vulnerability (CVSS 5.9) allows remote attackers to obtain sensitive SessionId information by exploiting access to the Location HTTP header during a redirect. While the attack complexity is high, successful exploitation could lead to unauthorized information disclosure. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
11.0.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_edge_gateway:11.0.0:*:*:*:*:*:*:*
11.1.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_edge_gateway:11.1.0:*:*:*:*:*:*:*
11.2.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_edge_gateway:11.2.0:*:*:*:*:*:*:*
11.2.1CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_edge_gateway:11.2.1:*:*:*:*:*:*:*
11.3.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_edge_gateway:11.3.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.53%
Probability of exploitation in next 30 days
EPSS Percentile
72.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0153 is in the 47th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

support.f5.com / kb/en-us/solutions/public/k/82/sol82679059.html
Vendor Advisory
securitytracker.com / id/1035519