Dashboard / CVE-2026-69375

CVE-2026-69375

MEDIUM
MEDIUM Priority: 0.04 BB Relevance: 63/100
Published: 2026-09-08 Modified: 2026-10-31 First seen: 2026-10-30 Status: active

Attack Surface

Network Low Complexity No Interaction Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: High
A: None

Description

Authorization bypass through user-controlled key in Microsoft Exchange Server allows an authorized attacker to perform tampering over a network.

Weakness Classification (1)

Affected Software (8)

VendorProductVersion
Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0.0 < 15.01.2507.073
Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0.0 < 15.01.2507.073
Microsoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0 < 15.02.1544.046
Microsoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0 < 15.02.1544.046
Microsoft Microsoft Exchange Server 2019 Cumulative Update 15 15.02.0.0 < 15.02.1748.051
Microsoft Microsoft Exchange Server 2019 Cumulative Update 15 15.02.0.0 < 15.02.1748.051
Microsoft Microsoft Exchange Server Subscription Edition RTM 15.02.0.0 < 15.02.2562.049
Microsoft Microsoft Exchange Server Subscription Edition RTM 15.02.0.0 < 15.02.2562.049

References & Advisories (1)

Bug Bounty Relevance

63 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

6.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.64%
Raw Score 0.006440
Percentile 51.0%
Date 2026-11-05

EPSS Trend

2026-11-05
0.00644
2026-11-04
0.00644
2026-11-03
0.00644
2026-11-02
0.00644
2026-11-01
0.00644
2026-10-31
0.00644
2026-10-30
0.00644

Intelligence Sources

mitre ref →

External Links