What’s Vulnerable › Vulnerabilities

CVE-2026-5812: SourceCodester Pharmacy Product Management System POST Parameter add-sales.php logic error

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-08 · updated 2026-07-24
• Weakness: CWE-840

Description

A security flaw has been discovered in SourceCodester Pharmacy Product Management System 1.0. This affects an unknown part of the file add-sales.php of the component POST Parameter Handler. Performing a manipulation of the argument txtqty results in business logic errors. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

Affected products

• SourceCodester Pharmacy Product Management System: 1.0

References

• https://github.com/meifukun/Web-Security-PoCs/blob/main/Pharmacy-Product-Management-System/Logic-AddSales-NegativeQty.md
• https://vuldb.com/submit/787680
• https://vuldb.com/vuln/356260
• https://vuldb.com/vuln/356260/cti
• https://www.sourcecodester.com/

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