Conjur provides secrets management and application identity for infrastructure. Conjur OSS versions 1.19.5 through 1.22.0 and Secrets Manager, Self-Hosted (formerly known as Conjur Enterprise) 13.1 through 13.5 and 13.6 are vulnerable to bypass of the IAM authenticator. An attacker who can manipulate the headers signed by AWS can take advantage of a malformed regular expression to redirect the authentication validation request that Secrets Manager, Self-Hosted sends to AWS to a malicious server controlled by the attacker. This redirection could result in a bypass of the Secrets Manager, Self-Hosted IAM Authenticator, granting the attacker the permissions granted to the client whose request was manipulated. This issue affects both Secrets Manager, Self-Hosted (formerly Conjur Enterprise) and Conjur OSS. Conjur OSS version 1.22.1 and Secrets Manager, Self-Hosted versions 13.5.1 and 13.6.1 fix the issue.
CVE-2025-49827
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 0.6%, top 31% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- —
- EPSS
- 69.7%
- KEV
- Not listed
Published
July 15, 2025
Last Modified
November 4, 2025
Advisory Details (4)
Auto-updated Jun 11, 2026oss-security - Re: Five new CVEs published for Cyberark Conjur OSS
http://www.openwall.com/lists/oss-security/2025/08/08/1oss-security - Five new CVEs published for Cyberark Conjur OSS
http://www.openwall.com/lists/oss-security/2025/07/16/7Bypass of IAM Authenticator in Secrets Manager, Self-Hosted (formerly Conjur Enterprise) and Conjur OSS · Advisory · cyberark/conjur · GitHub
https://github.com/cyberark/conjur/security/advisories/GHSA-gmc5-9mpc-xg75v1.22.1
Patch available: cyberark/conjur v1.22.1
https://github.com/cyberark/conjur/releases/tag/v1.22.1Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 11× in last 7d / 47× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(5)
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