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CVE-2021-29652

20
FAUCET Score

CVE-2021-29652 is an Open Redirect vulnerability affecting Pomerium versions 0.10.0 through 0.13.3, specifically within its user sign-in/out process. With a CVSS score of 6.1 (Medium), this vulnerability can be exploited remotely with low attack complexity, requiring user interaction to achieve partial confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.10.0, <= 0.13.3CPE 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 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 52nd percentile among its peer group of 26,219 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-fv82-r8qv-ch4vmedium

pomerium_signature is not verified in middleware in github.com/pomerium/pomerium

May 21, 2021

References

github.com / pomerium/pomerium/security/advisories/GHSA-fv82-r8qv-ch4v
Third Party Advisory