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Status published
Medium
CVE-2024-12224
idna accepts Punycode labels that do not produce any non-ASCII when decoded
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2019-15551
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CVE-2018-25023
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CVE-2018-20991
An issue was discovered in the smallvec crate before 0.6.3...
Critical
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Affected Vendor
servo
View all reports →Affected Software
rust-url
Vulnerable Versions:
0
Timeline
Official Publish:
May 30th, 2025
Last Modified:
May 30th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.