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CVE-2025-62166

Freshrss broken access control

7.5 HIGHPublic exploitEPSS 0.39%
  1. Published9 Mar 2026

Description

FreshRSS is a free, self-hostable RSS aggregator. Prior 1.28.0, a bug in the auth logic related to master authentication tokens, this restriction is bypassed. Usually only the default user's feed should be viewable if anonymous viewing is enabled, and feeds of other users should be private. This vulnerability is fixed in 1.28.0.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Freshrss< 1.28.0

Remediation

Fixed in
Freshrss≥ 1.28.0

References

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Frequently asked

Is CVE-2025-62166 being actively exploited?

CVE-2025-62166 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.39%.

How severe is CVE-2025-62166?

CVE-2025-62166 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 0.39% probability of exploitation.

Which products are affected by CVE-2025-62166?

Affected products include Freshrss.

How do I fix CVE-2025-62166?

Upgrade affected software to a fixed version, for example Freshrss 1.28.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-62166 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.