Vulnerability · Published Dec 28, 2025 · Assigned by VulDB

CVE-2025-15116OpenCart Single-Use Coupon race condition

Low 3.7

In plain English

A low-severity race condition in OpenCart. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).

Severity (CVSS 3.1)3.7Low

Exploit odds (30 days)0.4%top 64.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in OpenCart up to 4.1.0.3. Affected by this issue is some unknown functionality of the component Single-Use Coupon Handler. Performing a manipulation results in race condition. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
n/a	OpenCart	4.1.0.04.1.0.14.1.0.24.1.0.3

Weakness: CWE-362 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

References

VDB-338494 | OpenCart Single-Use Coupon race condition vdb-entry, technical-description
VDB-338494 | CTI Indicators (IOB, IOC) signature, permissions-required
Submit #711745 | OpenCart 4.1.0.3 Time-of-check Time-of-use third-party-advisory
https://gist.github.com/KhanMarshaI/a55f125a55de1c0d4f41e66236027e01 related
https://gist.github.com/KhanMarshaI/a55f125a55de1c0d4f41e66236027e01#steps-to-reproduce exploit