CVE-2026-21008

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 45/100
Published: 2026-04-13 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Adjacent Low Complexity No Auth

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: None
UI: Passive
S: X
AT: None
VC: Low
VI: None
VA: None

Description

Exposure of sensitive information in S Share prior to SMR Apr-2026 Release 1 allows adjacent attacker to access sensitive information.

Affected Software (79)

Showing 30 of 79 entries

Bug Bounty Relevance

45 / 100
✓ No authentication
✓ Low complexity

CVSS Score

5.1 / 10.0 v4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.16%
Raw Score 0.001630
Percentile 5.4%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00163
2026-10-28
0.00163

Intelligence Sources

nvd ref →