CVE-2026-8924 Affecting curl package, versions <0:7.76.1-40.el9_8.8


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.66% (50th percentile)

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  • Snyk IDSNYK-ALMALINUX9-CURL-20875265
  • published13 Oct 2026
  • disclosed12 Oct 2026

Introduced: 12 Oct 2026

NewCVE-2026-8924  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 curl to version 0:7.76.1-40.el9_8.8 or higher.
This issue was patched in ALSA-2026:80511.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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 Base Scores

version 3.1