CVE-2025-57766: Fides is an open-source privacy engineering platform

Q: How do I fix CVE-2025-57766?

fides: upgrade to 2.69.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-57766 being exploited?

CVE-2025-57766 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-2025-57766 affect?

CVE-2025-57766 affects fides. Severity is medium (CVSS 4.8). Fides is an open-source privacy engineering platform. Prior to version 2.69.1, admin UI user password changes in Fides do not invalidate active user sessions, creating a vulnerability chaining opportunity where attackers who have obtained s

Q: How urgent is CVE-2025-57766?

Priority 32/100. Public exploit reference; Remotely exploitable, no login, no user action

This week

MEDIUM 4.8REMOTEUPGRADE

CVE-2025-57766 is a medium-severity flaw (CVSS 4.8) affecting fides. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Fides is an open-source privacy engineering platform. Prior to version 2.69.1, admin UI user password changes in Fides do not invalidate active user sessions, creating a vulnerability chaining opportunity where attackers who have obtained session tokens through other attack vectors (such as XSS) can maintain access even after password reset. This issue is not directly exploitable on its own and requires a prerequisite vulnerability to obtain vali

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-613
Published	2025-09-08
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2025-09-08 22:15 UTCPublished CVE record published
2026-06-17 09:43 UTCUpdated Record last modified

ethyca fides UPGRADE

Affected: < 2.69.1

Fixed in: 2.69.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.69.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade fides

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-2025-57766?

fides: upgrade to 2.69.1. Exact commands for each OS are on this page.

Is CVE-2025-57766 being exploited?

CVE-2025-57766 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-2025-57766 affect?

CVE-2025-57766 affects fides. Severity is medium (CVSS 4.8). Fides is an open-source privacy engineering platform. Prior to version 2.69.1, admin UI user password changes in Fides do not invalidate active user sessions, creating a vulnerability chaining opportunity where attackers who have obtained s

How urgent is CVE-2025-57766?

Priority 32/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-57817 HIGH 7.2 UPGRADE Fides is an open-source privacy engineering platform
CVE-2025-57816 HIGH 7.5 UPGRADE Fides is an open-source privacy engineering platform
CVE-2025-57815 MEDIUM 6.5 UPGRADE Fides is an open-source privacy engineering platform
CVE-2024-52008 HIGH 8.8 UPGRADE Fides is an open-source privacy engineering platform
CVE-2024-45053 CRITICAL 9.1 UPGRADE Fides is an open-source privacy engineering platform

References

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