CVE-2025-14524
Medium
Description
When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.
SeverityMedium
CVSS5.3
Exploit probability—
ProductHaxx Curl
PublishedJan 8, 2026
First seenJan 8, 2026
Weakness typeCWE-522CWE-522
How to fix
Update
- haxx curl8.18.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| haxx curl | 7.33.0 ≤ v < 8.18.0 | 8.18.0 |
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