Medium severity6.3NVD Advisory· Published Feb 8, 2026· Updated Apr 29, 2026

CVE-2026-2131

Description

A vulnerability was identified in XixianLiang HarmonyOS-mcp-server 0.1.0. This vulnerability affects the function input_text. The manipulation of the argument text leads to os command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Xixianliang/Harmonyos Mcp Server2 versions
cpe:2.3:a:xixianliang:harmonyos_mcp_server:0.1.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:xixianliang:harmonyos_mcp_server:0.1.0:*:*:*:*:*:*:*
- (no CPE)range: =0.1.0

Patches

Vulnerability mechanics

References

github.com/scanleale/MCP_sec/blob/main/HarmonyOS-mcp-server%20RCE%20vulnerability.mdnvdExploitThird Party Advisory
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

6.3/ 10

CVSS v42.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

Attack vector: Network
Complexity: Low
Privileges: Low
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

Probability of exploitation in the next 30 days.

15.05%

VYPR risk score

Composite of severity, exploitation, and reach.

0.42medium

cvss	0.410
epss	0.012
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVE ID

CVE-2026-2131

Credits

L(
Lexpl0it (VulDB User)
reporter