CRITICALVulnerability

CVE-2026-55040

Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a security feature over a network.

Properties

severity
CRITICAL
score
9.1
cve_id
CVE-2026-55040
vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
published_at
2026-07-14T18:18:15.413
last_modified
2026-08-13T05:17:24.183

Related Entities (5)

AFFECTS_PRODUCT (3)

[Product]
[Product]
[Product]

HAS_WEAKNESS (1)

[Weakness]Weak Authentication

DESCRIBED_BY (1)

[Source]NVD

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-55040 — Ninja Signal Threat Intelligence | Ninja Signal