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CVE-2021-29651

18
FAUCET Score

CVE-2021-29651 describes an Open Redirect vulnerability affecting Pomerium versions prior to 0.13.4. This medium-severity flaw, rated 6.1 CVSS, allows an unauthenticated attacker to redirect a user to an arbitrary malicious site through a network-based attack requiring user interaction, potentially leading to information disclosure or phishing. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.13.4CPE matchmatch criteria
cpe:2.3:a:pomerium:pomerium:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 52nd percentile among its peer group of 26,234 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (1)

gopatch availablevia ghsa
Product: github.com/pomerium/pomeriumFixed in: 0.13.4

Vendor Advisories (1)

goGHSA-35vc-w93w-75c2medium

JWT leak via Open Redirect in Programmatic access

May 21, 2021

References

github.com / pomerium/pomerium/security/advisories/GHSA-35vc-w93w-75c2
Third Party Advisory