DEBIAN-CVE-2026-8924

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2026-8924
Published: 03 Jul 2026, 07:16
Last modified:07 Jul 2026, 10:00

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.1 CRITICAL
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

03 Jul 2026, 07:16
Published
Vulnerability first disclosed
07 Jul 2026, 10:00
Last Modified
Vulnerability information updated

Description

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.

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Systems

  • debian•curl

    all | all | all | all

References (1)