CVE-2026-108448

HIGH
MEDIUM Priority: 0.04 BB Relevance: 55/100
Published: 2026-10-15 Modified: 2026-10-29 First seen: 2026-10-29 Status: active

Attack Surface

Network No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

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

Description

Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

References & Advisories (1)

Bug Bounty Relevance

55 / 100
✓ Network accessible
✓ No authentication

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.48%
Raw Score 0.004770
Percentile 41.1%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00477
2026-10-28
0.00477

Intelligence Sources

mitre ref →