CVE-2026-103539

MEDIUM 5.4

ZongXR SuperMarket Instant Buy InstantBuyController.java startBuy missing authentication

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in ZongXR SuperMarket 1.0.0.0. This affects the function startBuy of the file instant-buy/src/main/java/com/supermarket/instantbuy/controller/InstantBuyController.java of the component Instant Buy. Executing a manipulation of the argument Username can lead to missing authentication. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-306 CWE-287
Vendor	zongxr
Product	supermarket
Published	Oct 1, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

ZongXR / SuperMarket

1.0.0.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/412349 vuldb.com: https://vuldb.com/vuln/412349/cti vuldb.com: https://vuldb.com/cve/CVE-2026-103539 vuldb.com: https://vuldb.com/submit/957826 github.com: https://github.com/ZongXR/SuperMarket/issues/30 github.com: https://github.com/ZongXR/SuperMarket/

Credits

🔍 360alphalab (VulDB User) VulDB CNA Team