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CVE-2021-29156

81
FAUCET Score

CVE-2021-29156 describes an LDAP injection vulnerability in ForgeRock OpenAM versions prior to 13.5.1, allowing unauthenticated attackers to extract sensitive data like password hashes, session tokens, or private keys via the Webfinger protocol. With a CVSS score of 7.5 (High) and an EPSS score indicating high exploitability, this vulnerability poses a significant risk due to its network-based attack vector and low attack complexity. While not listed in CISA's KEV catalog, public exploit code exists on ExploitDB and Nuclei templates are available, though there is minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 13.5.1CPE matchmatch criteria
cpe:2.3:a:forgerock:openam:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
76.39%
Probability of exploitation in next 30 days
EPSS Percentile
99.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-29156 · Jul 11, 2021
ExploitDB: EDB-50480 · Nov 3, 2021
This CVE's current EPSS score of 0.7639 is in the 99th percentile among its peer group of 51,551 CVEs.

Social Chatter

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

bugster.forgerock.org / jira/browse/OPENAM-10135
ExploitPatchVendor Advisory
portswigger.net / research/hidden-oauth-attack-vectors
ExploitThird Party Advisory