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CVE-2026-8924 is a cookie-injection vulnerability in curl’s cookie-parsing logic. A malicious HTTP server can set “super cookies” that bypass Public Suffix List validation. curl can subsequently assign these attacker-injected cookies to, and transmit them when connecting with, unrelated third-party domains.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
52 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A remotely exploitable, low-complexity vulnerability requiring no privileges or user interaction, with high confidentiality and integrity impact and no availability impact. The advisory states that exploits are available.
A remotely exploitable, low-complexity vulnerability requiring no privileges or user interaction, with high confidentiality and integrity impact according to the supplied CVSS v3 vector. It is covered by an AlmaLinux 9.2 security notice.
A curl cookie-parsing flaw that permits a malicious HTTP server to bypass Public Suffix List checks and set supercookies that may be sent to unrelated domains.
A vulnerability referenced in an Oracle Linux security update affecting curl/libcurl packages on Oracle Linux 10.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.