Vulnerability · Published Sep 21, 2026 · Assigned by VulnCheck

CVE-2026-94540DesktopSMS 1.11.0 Unauthorized Access via Local Service

High 7.7

In plain English

A high-severity missing authentication in DesktopSMS from MrPear. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).

Severity (CVSS 3.1)7.7High

Exploit odds (30 days)0.2%top 95.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

DesktopSMS 1.11.0 by MrPear contains an unauthorized access vulnerability that allows local attackers to transmit SMS, retrieve SMS-derived content, and persist an attacker-selected paired identity by interacting with the application's local service without any pairing confirmation or user interaction. Attackers can exploit the unauthenticated local service through same-device loopback to perform privileged SMS operations using the victim application's permissions.

Affected products (as reported)

Vendor	Product	Versions
MrPear	DesktopSMS	0 – through 1.11.0

Weakness: CWE-306 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References

Reporter Public Reference technical-description, exploit
VulnCheck Advisory third-party-advisory