Home

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.

PUBLISHED Reserved 2025-12-11 | Published 2026-01-08 | Updated 2026-01-09 | Assigner curl

Problem types

CWE-522 Insufficiently Protected Credentials

Product status

Default status
unaffected

8.17.0 (semver)
affected

8.16.0 (semver)
affected

8.15.0 (semver)
affected

8.14.1 (semver)
affected

8.14.0 (semver)
affected

8.13.0 (semver)
affected

8.12.1 (semver)
affected

8.12.0 (semver)
affected

8.11.1 (semver)
affected

8.11.0 (semver)
affected

8.10.1 (semver)
affected

8.10.0 (semver)
affected

8.9.1 (semver)
affected

8.9.0 (semver)
affected

8.8.0 (semver)
affected

8.7.1 (semver)
affected

8.7.0 (semver)
affected

8.6.0 (semver)
affected

8.5.0 (semver)
affected

8.4.0 (semver)
affected

8.3.0 (semver)
affected

8.2.1 (semver)
affected

8.2.0 (semver)
affected

8.1.2 (semver)
affected

8.1.1 (semver)
affected

8.1.0 (semver)
affected

8.0.1 (semver)
affected

8.0.0 (semver)
affected

7.88.1 (semver)
affected

7.88.0 (semver)
affected

7.87.0 (semver)
affected

7.86.0 (semver)
affected

7.85.0 (semver)
affected

7.84.0 (semver)
affected

7.83.1 (semver)
affected

7.83.0 (semver)
affected

7.82.0 (semver)
affected

7.81.0 (semver)
affected

7.80.0 (semver)
affected

7.79.1 (semver)
affected

7.79.0 (semver)
affected

7.78.0 (semver)
affected

7.77.0 (semver)
affected

7.76.1 (semver)
affected

7.76.0 (semver)
affected

7.75.0 (semver)
affected

7.74.0 (semver)
affected

7.73.0 (semver)
affected

7.72.0 (semver)
affected

7.71.1 (semver)
affected

7.71.0 (semver)
affected

7.70.0 (semver)
affected

7.69.1 (semver)
affected

7.69.0 (semver)
affected

7.68.0 (semver)
affected

7.67.0 (semver)
affected

7.66.0 (semver)
affected

7.65.3 (semver)
affected

7.65.2 (semver)
affected

7.65.1 (semver)
affected

7.65.0 (semver)
affected

7.64.1 (semver)
affected

7.64.0 (semver)
affected

7.63.0 (semver)
affected

7.62.0 (semver)
affected

7.61.1 (semver)
affected

7.61.0 (semver)
affected

7.60.0 (semver)
affected

7.59.0 (semver)
affected

7.58.0 (semver)
affected

7.57.0 (semver)
affected

7.56.1 (semver)
affected

7.56.0 (semver)
affected

7.55.1 (semver)
affected

7.55.0 (semver)
affected

7.54.1 (semver)
affected

7.54.0 (semver)
affected

7.53.1 (semver)
affected

7.53.0 (semver)
affected

7.52.1 (semver)
affected

7.52.0 (semver)
affected

7.51.0 (semver)
affected

7.50.3 (semver)
affected

7.50.2 (semver)
affected

7.50.1 (semver)
affected

7.50.0 (semver)
affected

7.49.1 (semver)
affected

7.49.0 (semver)
affected

7.48.0 (semver)
affected

7.47.1 (semver)
affected

7.47.0 (semver)
affected

7.46.0 (semver)
affected

7.45.0 (semver)
affected

7.44.0 (semver)
affected

7.43.0 (semver)
affected

7.42.1 (semver)
affected

7.42.0 (semver)
affected

7.41.0 (semver)
affected

7.40.0 (semver)
affected

7.39.0 (semver)
affected

7.38.0 (semver)
affected

7.37.1 (semver)
affected

7.37.0 (semver)
affected

7.36.0 (semver)
affected

7.35.0 (semver)
affected

7.34.0 (semver)
affected

7.33.0 (semver)
affected

Credits

anonymous237 on hackerone finder

Daniel Stenberg remediation developer

References

www.openwall.com/lists/oss-security/2026/01/07/4

curl.se/docs/CVE-2025-14524.json (json)

curl.se/docs/CVE-2025-14524.html (www)

hackerone.com/reports/3459417 (issue)

cve.org (CVE-2025-14524)

nvd.nist.gov (CVE-2025-14524)

Download JSON