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CVE-2024-12224

Servo Idna cross-site request forgery (CSRF)

8.8 HIGHPublic exploitEPSS 0.22%
  1. Published30 May 2025

Description

Improper Validation of Unsafe Equivalence in punycode by the idna crate from Servo rust-url allows an attacker to create a punycode hostname that one part of a system might treat as distinct while another part of that system would treat as equivalent to another hostname.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Servo Idna< 1.0.0

Remediation

Fixed in
Servo Idna≥ 1.0.0

References

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Frequently asked

Is CVE-2024-12224 being actively exploited?

CVE-2024-12224 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.22%.

How severe is CVE-2024-12224?

CVE-2024-12224 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.22% probability of exploitation.

Which products are affected by CVE-2024-12224?

Affected products include Servo Idna.

How do I fix CVE-2024-12224?

Upgrade affected software to a fixed version, for example Servo Idna 1.0.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-12224 against the real software inventory on every managed device, as each hourly inventory arrives. 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.