Dashboard / CVE-2026-24301

CVE-2026-24301

HIGH 1 PoC
MEDIUM Priority: 0.10 BB Relevance: 78/100
Published: 2026-08-18 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

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

Description

Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to disclose information over a network.

Weakness Classification (1)

Affected Software (3)

VendorProductVersion
Microsoft Copilot Web -
Microsoft Copilot Web -
microsoft copilot -

References & Advisories (1)

Proof of Concept (1)

—
https://github.com/CSOAI-ORG/memory-poisoning-axis
nomi-sec

Bug Bounty Relevance

78 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ PoC available (1)

CVSS Score

8.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

1.11%
Raw Score 0.011110
Percentile 65.8%
Date 2026-10-28

Intelligence Sources

mitre ref →
nvd ref →

External Links