Description
Course-tencent-cloud before 2.0.2 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to view other users' refund previews by supplying an order sn to /api/refund/confirm. Attackers can compute valid sn values from Sqids-encoded sequential order ids using the default key to disclose ordered items, prices, refund amounts, fees and deadlines.
Published: 2026-11-15
Score: 6.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 15 Nov 2026 13:00:00 +0000

Type Values Removed Values Added
Description Course-tencent-cloud before 2.0.2 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to view other users' refund previews by supplying an order sn to /api/refund/confirm. Attackers can compute valid sn values from Sqids-encoded sequential order ids using the default key to disclose ordered items, prices, refund amounts, fees and deadlines.
Title Course-tencent-cloud before 2.0.2 IDOR via /api/refund/confirm
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-15T12:48:22.966Z

Reserved: 2026-11-15T02:02:14.744Z

Link: CVE-2026-129469

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-15T13:17:00.280

Modified: 2026-11-15T13:17:00.410

Link: CVE-2026-129469

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses