HIGH🇬🇧 English

CVE-2026-40303

CVSS 7.5v3.1pub. 2026-04-17upd. 2026-04-23

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls make([]string, count) with no upper bound before any token validation occurs. The function is reached on every request to an OAuth-protected proxy share, allowing an unauthenticated remote attacker to trigger gigabyte-scale heap allocations per request, leading to process-level OOM termination or repeated goroutine panics. Both publicProxy and dynamicProxy are affected. Version 2.0.1 patches the issue.

oryginał EN
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Netfoundry Zrok

    APP
    Netfoundry
    < 2.0.1
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ZWERYFIKUJ U PRODUCENTA
Brak jednoznacznych danych o patchu. Sprawdź referencje od producenta.
CWE
Referencje

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CVE-2026-40303 — HIGH 7.5 | CVEbaza.pl