Vulnerability · Published May 18, 2026 · Assigned by VulDB
CVE-2026-8803opensourcepos Open Source Point of Sale Employee Login Employee.php login weak hash
Low 3.7
In plain English
A low-severity broken cryptography in Open Source Point of Sale from opensourcepos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Official description
A flaw has been found in opensourcepos Open Source Point of Sale up to 3.4.2. Impacted is the function Login of the file app/Models/Employee.php of the component Employee Login. This manipulation causes use of weak hash. Remote exploitation of the attack is possible. The attack is considered to have high complexity. The exploitability is considered difficult. The actual existence of this vulnerability is currently in question. The vendor explains: "[T]he code is still there to allow the upgrade path to work. The default password is initially seeded with the old hash function, but then migrated to a newer one after login. [T]he hash version check might be cleaned up in the future. Currently it's not actively in use as any password change will use a newer hash function."
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| opensourcepos | Open Source Point of Sale | 3.4.03.4.13.4.2 |
Weakness: CWE-328, CWE-327 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R
References
- VDB-364436 | opensourcepos Open Source Point of Sale Employee Login Employee.php login weak hash vdb-entry, technical-description
- VDB-364436 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #802561 | opensourcepos Open Source Point of Sale 3.4.1 Weak Encoding for Password third-party-advisory