CVE-2026-125752 (CVSS 5)

Description

Meteroid before 2.2.0 contains a cross-tenant authorization bypass vulnerability in the CouponsService UpdateCouponStatus gRPC handler, whose UPDATE query filters only on coupon id and ignores tenant ID. Authenticated users with catalog:manage or a tenant-scoped API key can supply another tenant's coupon ID to disable, archive, or re-enable that coupon and receive its details.

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CVSS v3.1 Score

5.0

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0025

Probability of exploitation

0.16%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-639 CWE-639

References

Other References

https://github.com/meteroid-oss/meteroid/blob/v2.1.0/modules/meteroid/crates/diesel-models/src/query/coupons.rs#L472-L486 https://github.com/meteroid-oss/meteroid/commit/ac3fe5c2bc72b277c5329e20eba384b8653805f2 https://github.com/meteroid-oss/meteroid/releases/tag/v2.2.0 https://hackmd.io/@hieund/meteroid-cross-tenant-apitoken-hash-and-coupon-status-idor https://www.vulncheck.com/advisories/meteroid-before-2.2.0-cross-tenant-authorization-bypass-via-updatecouponstatus

Frequently Asked Questions

What is CVE-2026-125752? +

Meteroid before 2.2.0 contains a cross-tenant authorization bypass vulnerability in the CouponsService UpdateCouponStatus gRPC handler, whose UPDATE query filters only on coupon id and ignores tenant ID. Authenticated users with catalog:manage or a tenant-scoped API key can supply another tenant's coupon ID to disable, archive, or re-enable that coupon and receive its details. It has a CVSS v3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2026-125752? +

CVE-2026-125752 has a CVSS v3.1 score of 5.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-125752? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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