| Package | Affected versions | Patched versions |
|---|---|---|
| curl | ≥ 7.46.0, < 8.21.0 | 8.21.0 |
A flaw in curl’s cookie parsing logic allows a malicious HTTP server to set "super cookies" that bypass the Public Suffix List check. This enables an attacker-controlled origin to inject cookies that curl subsequently scopes and transmits to unrelated third-party domains.
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