Question 1

What is CVE-2026-5266 — CVE-2026-5266?

Accepted Answer

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Echo. This vulnerability is associated with program files includes/Api/ApiEchoNotifications.Php. This issue affects Echo: from * before 1.43.7, 1.44.4, 1.45.2.

Question 2

What is the authoritative source for CVE-2026-5266?

Accepted Answer

CVE-2026-5266 (CVE-2026-5266) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-5266CVE-2026-5266

Description

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