Sanluan PublicCMS Trade Payment TradePaymentService.java paid improper authorization
A vulnerability has been found in Sanluan PublicCMS up to 4.0.202506.d/5.202506.d/6.202506.d. Impacted is the function Paid of the file publiccms-parent/publiccms-trade/src/main/java/com/publiccms/logic/service/trade/TradePaymentService.java of the component Trade Payment Handler. The manipulation of the argument paymentId leads to improper authorization. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been disclosed to the public and may be used. The identifier of the patch is 7329437e1288540336b1c66c114ed3363adcba02. It is recommended to apply a patch to fix this issue.
- Published
- Feb 6, 2026
- Updated
- Jun 17, 2026
- EPSS
- 0.3% · 25th percentile
- CWE
- CWE-266
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Report tools
Action score
5
Monitor
Low priority for now.
- CVSS
- 5 / 40 · 1.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
CISA SSVC decision
- Exploitation
- proof of concept
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · VulDB
- 2.3
- NVD has not scored this yet; the score shown is the CNA’s.
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| publiccms | publiccms | cpe:2.3:a:publiccms:publiccms |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- publiccms publiccmsup to 4.0.202506.d inclusive
- publiccms publiccms5.202302.a and later · up to 5.202506.d inclusive
Versions reported by the vendor
Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.
Sanluan PublicCMS
- 4.0.202506.a, 4.0.202506.b, 4.0.202506.c, 4.0.202506.d, 5.202506.a, 5.202506.b, 5.202506.c, 5.202506.d, 6.202506.a, 6.202506.b, 6.202506.c, 6.202506.daffected
Same product
publiccms: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-23389PublicCMS v4.0 was discovered to contain a remote code execution (RCE) vulnerability via the cmdarray parameter.46Plan
- CVE-2018-12914A remote code execution issue was discovered in PublicCMS V4.0.20180210.40Plan
- CVE-2025-25361An arbitrary file upload vulnerability in the component /cms/CmsWebFileAdminController.java of PublicCMS v4.0.202406 allows attackers to exe39Monitor
- CVE-2023-46990Deserialization of Untrusted Data in PublicCMS v.4.0.202302.e allows a remote attacker to execute arbitrary code via a crafted script to the39Monitor
- CVE-2023-34852PublicCMS <=V4.0.202302 is vulnerable to Insecure Permissions.39Monitor
- CVE-2020-20915SQL Injection vulnerability found in PublicCMS v.4.0 allows a remote attacker to execute arbitrary code via sql parameter of the the SysSite39Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- AliceS614 (VulDB User)reporter
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2026-111219 days apartSanluan PublicCMS Trade Address Deletion Endpoint TradeAddressController.java delete improper authorization8Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- No user action is required.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- Integrity
- Availability
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- Low
- User interaction
- None
- Scope
- X
Weakness class (CWE)
CWE-266 · Incorrect Privilege AssignmentCVSS vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- github.com/sanluan/PublicCMS/
- github.com/sanluan/PublicCMS/commit/7329437e1288540336b1c66c114ed3363adcba02
- vuldb.com/?ctiid.344592
- vuldb.com/?id.344592
- vuldb.com/?submit.743487
Vendor advisories and official records. Exploit/PoC links are deliberately left out.