CVE-2025-49706
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS — probability of exploitation (30 days)
99.1%
99.9th percentile
CISA KEV
Listed
Added 2025-07-22 · patch by 2025-07-23
Weakness / dates
CWE-287
Published 2025-07-08 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | L | Low |
| Availability | N | None |
Timeline
- 2025-07-08 — Published (NVD)
- 2025-07-22 — Added to CISA KEV (actively exploited)
- 2025-07-23 — CISA patch-by deadline
- 2026-08-04 — Last modified (NVD)
Description
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.