CVE-2026-33504: Ory Hydra is an OAuth 2.0 Server and OpenID Connect Provider

Q: How do I fix CVE-2026-33504?

hydra: upgrade to 26.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-33504 being exploited?

CVE-2026-33504 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-33504 affect?

CVE-2026-33504 affects hydra. Severity is high (CVSS 7.2). Ory Hydra is an OAuth 2.0 Server and OpenID Connect Provider. Prior to version 26.2.0, the listOAuth2Clients, listOAuth2ConsentSessions, and listTrustedOAuth2JwtGrantIssuers Admin APIs in Ory Hydra are vulnerable to SQL injection due to fla

Routine

HIGH 7.2UPGRADE

CVE-2026-33504 is a high-severity flaw (CVSS 7.2) affecting hydra. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ory Hydra is an OAuth 2.0 Server and OpenID Connect Provider. Prior to version 26.2.0, the listOAuth2Clients, listOAuth2ConsentSessions, and listTrustedOAuth2JwtGrantIssuers Admin APIs in Ory Hydra are vulnerable to SQL injection due to flaws in its pagination implementation. Pagination tokens are encrypted using the secret configured in `secrets.pagination`. If this value is not set, Hydra falls back to using `secrets.system`. An attacker who kn

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-03-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: ory

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-26 18:16 UTCPublished CVE record published
2026-06-17 10:37 UTCUpdated Record last modified

ory hydra UPGRADE

Affected: < 26.2.0

Fixed in: 26.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy hydra || rpm -q hydra || hydra --version

2. UPGRADE to 26.2.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade hydra

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade hydra

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-33504?

hydra: upgrade to 26.2.0. Exact commands for each OS are on this page.

Is CVE-2026-33504 being exploited?

CVE-2026-33504 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33504 affect?

CVE-2026-33504 affects hydra. Severity is high (CVSS 7.2). Ory Hydra is an OAuth 2.0 Server and OpenID Connect Provider. Prior to version 26.2.0, the listOAuth2Clients, listOAuth2ConsentSessions, and listTrustedOAuth2JwtGrantIssuers Admin APIs in Ory Hydra are vulnerable to SQL injection due to fla

How urgent is CVE-2026-33504?

Priority 33/100. High severity

References

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