Vulnerability · Published Jul 5, 2026 · Assigned by VulDB

CVE-2026-14753mjperpinosa stumasy Note Handler/Assignment notes authorization

High 7.3

In plain English

A high-severity authorization bypass via user-controlled key in stumasy from mjperpinosa. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.5%top 55.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was detected in mjperpinosa stumasy up to 327d1b0f2915ba79d7ef8ebb74553e987609d9be. This impacts an unknown function of the file /PHP/objects/notes of the component Note Handler/Assignment Handler. Performing a manipulation of the argument assignment_item_id results in authorization bypass. The attack can be initiated remotely. The exploit is now public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
mjperpinosa	stumasy	327d1b0f2915ba79d7ef8ebb74553e987609d9be

Weakness: CWE-639, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-376342 | mjperpinosa stumasy Note Handler/Assignment notes authorization vdb-entry, technical-description
VDB-376342 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-14753 | CVE Analysis and Report third-party-advisory
Submit #849496 | mjperpinosa stumasy 327d1b0f2915ba79d7ef8ebb74553e987609d9be Authorization Bypass Through User-Controlled SQL Primary Key third-party-advisory
https://github.com/mjperpinosa/stumasy/issues/9 exploit, issue-tracking
https://github.com/mjperpinosa/stumasy/ product