Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-14524

CVE-2025-14524MEDIUM

curl curl — bearer token leak on cross-protocol redirect

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   R  U  H  N  N    5.3   .0066   50.0     —

AFFECTED
  Product  Versions                                    Fixed
  curl     7.33.0 –                                    —
  curl     06c1bea72faabb6fad4b7ef818aafaa336c9a7aa –  —
  curl     8.17.0 –                                    —

TIMELINE
  Dec 11  Reserved by curl
  Jan 8   Published (CNA: curl)
  Sep 15  EXPLOIT PUBLISHED — CVE-2025-14524 (curl). Public exploit reference added.

CWE-601, CWE-522 · CNA: curl · CVSS v3.1 · 4 references · NVD status: Modified

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 11, 2025	Reserved	Reserved by curl
January 8, 2026	Published	Published (CNA: curl)
September 15, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2025-14524 (curl). Public exploit reference added.

Affected

Affected products and packages — 3 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
curl	curl	—	7.33.0	—
curl	curl	—	06c1bea72faabb6fad4b7ef818aafaa336c9a7aa	—
curl	curl	—	8.17.0	—

Weaknesses

CWE-601 · CWE-522

References (4)

http://www.openwall.com/lists/oss-security/2026/01/07/4 [Mailing List, Patch, Third Party Advisory]
https://curl.se/docs/CVE-2025-14524.html [Patch, Vendor Advisory]
https://curl.se/docs/CVE-2025-14524.json [Vendor Advisory]
https://hackerone.com/reports/3459417 [Exploit, Issue Tracking, Third Party Advisory]

Authoritative record: CVE-2025-14524 at cve.org

Vendors: curl

Weaknesses: CWE-601 · CWE-522

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-14524 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.