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CVE-2025-14524

bearer token leak on cross-protocol redirect

Published: Jan 8, 2026Updated: Jan 20, 2026 Sources: CVE List NVD BDUCWE-601
NVD MITRE
5.3CVSSMEDIUM
EPSS Score
0.6%
Top 55.5%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-601

Affected Products

Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
UbuntuCanonical Ltd.
On-premOS
Operating Systems / linux-distro
РОСА ХРОМАО «НТЦ ИТ РОСА»
On-prem
Operating Systems / linux-distro
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
cURLDaniel Stenberg
LibraryLibrary
OSS Libraries / generic-library
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
canonical ltd.commercialGBOperating Systemsaka canonical
ао «нтц ит роса»commercialRUOperating Systems
ооо «ред софт»commercialRUOperating Systemsaka red soft
daniel stenbergindividual-devOSS Librariesaka daniel.haxx.se, daniel stenberg (curl author)
and 2 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://curl.se/docs/CVE-2025-14524.html
curl.se
https://ubuntu.com/security/CVE-2025-14524
ubuntu.com
http://repo.red-soft.ru/redos/8.0/x86_64/updates/
repo.red-soft.ru
and 7 more references View all →

Timeline

Published
Jan 8, 2026
Last Updated
Jan 20, 2026

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