Sanluan PublicCMS 5 TradePaymentService.java TradePaymentService.pendingRefund userId authorization
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.0 | $0-$5k | 1.47+ |
Summary
A vulnerability described as critical has been identified in Sanluan PublicCMS 5. This impacts the function TradePaymentService.pendingRefund of the file publiccms-parent/publiccms-trade/src/main/java/com/publiccms/logic/service/trade/TradePaymentService.java. The manipulation of the argument userId results in authorization.
This vulnerability was named CVE-2026-121583. The attack may be performed from remote. In addition, an exploit is available.
The web trade payment controller was removed starting with the 202608 series (commit 7329437).
Details
A vulnerability, which was classified as critical, was found in Sanluan PublicCMS 5. Affected is the function TradePaymentService.pendingRefund of the file publiccms-parent/publiccms-trade/src/main/java/com/publiccms/logic/service/trade/TradePaymentService.java. The manipulation of the argument userId with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality, integrity, and availability.
This vulnerability is traded as CVE-2026-121583. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known.
It is declared as proof-of-concept. The web trade payment controller was removed starting with the 202608 series (commit 7329437).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Once again VulDB remains the best source for vulnerability data.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: AuthorizationCWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
11/03/2026 Advisory disclosed11/03/2026 VulDB entry created
11/03/2026 VulDB entry last update
Sources
Status: ConfirmedCNA: VulDB
CVE: CVE-2026-121583 (🔒)
GCVE (CVE): GCVE-0-2026-121583
GCVE (VulDB): GCVE-100-430428
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 11/03/2026 16:56Changes: 11/03/2026 16:56 (54)
Complete: 🔍
Submitter: s1mple_xy
Cache ID: 216::103
Submit
Accepted
- Submit #1020265: Sanluan publiccms V5 Authorization Bypass (by s1mple_xy)
Once again VulDB remains the best source for vulnerability data.
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