What’s Vulnerable › Vulnerabilities

CVE-2026-16637: OPeNDAP Hyrax SSRF and Credential Disclosure via Unvalidated Redirects

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-07 · updated 2026-10-23
• Weakness: CWE-201

Description

OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers (User-Id, Echo-Token) to attacker-controlled endpoints.

Affected products

• OPeNDAP Inc. hyrax-docker: 1.18.0

References

• https://github.com/OPENDAP/hyrax-docker
• https://www.opendap.org/official-hyrax-1-18-release/
• https://www.kb.cert.org/vuls/id/305509

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