Welcart e-Commerce < 2.8.5 - Subscriber+ Arbitrary File Access
The Welcart e-Commerce WordPress plugin before 2.8.5 does not validate user input before using it to output the content of a file via an AJAX action available to any authenticated users, which could allow users with a role as low as subscriber to read arbitrary files on the server.
- Published
- Jan 2, 2023
- Updated
- Jun 17, 2026
- EPSS
- 0.8% · 55th percentile
- CWE
- CWE-552
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Report tools
Action score
26
Monitor
Low priority for now.
- CVSS
- 26 / 40 · 6.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.8%
CISA SSVC decision
- Exploitation
- proof of concept
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; 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 helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| welcart | welcart e-commerce | cpe:2.3:a:welcart:welcart_e-commerce |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- welcart welcart e-commercebefore 2.8.5
Versions reported by the vendor
Affected version ranges reported by the assigning authority (WPScan). Independent of NVD's CPE analysis and usually ahead of it.
Unknown Welcart e-Commerce
- before 2.8.5affected
Same product
welcart: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-41840WordPress Welcart eCommerce plugin <= 2.7.7 - Unauth. Directory Traversal vulnerability41Plan
- CVE-2023-5952Welcart e-Commerce < 2.9.5 - Unauthenticated PHP Object Injection39Monitor
- CVE-2020-28339The usc-e-shop (aka Collne Welcart e-Commerce) plugin before 1.9.36 for WordPress allows Object Injection because of usces_unserialize.36Monitor
- CVE-2025-27130Welcart e-Commerce 2.11.6 and earlier versions contains an untrusted data deserialization vulnerability.35Monitor
- CVE-2024-42404SQL injection vulnerability in Welcart e-Commerce prior to 2.11.2 allows an attacker who can login to the product to obtain or alter the inf35Monitor
- CVE-2023-5953Welcart e-Commerce < 2.9.5 - Subscriber+ Arbitrary File Upload35Monitor
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.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- WPScanfinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
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.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-552 · Files or Directories Accessible to External PartiesCVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
- OS Credential DumpingT1003
- Data from Network Shared DriveT1039
- Automated CollectionT1119
- Data from Information RepositoriesT1213
- Data from Cloud Storage ObjectT1530
- Unsecured Credentials: Credentials in FilesT1552.001
- Unsecured Credentials: Bash HistoryT1552.003
- Unsecured Credentials: Private KeysT1552.004
- Unsecured Credentials: Group Policy PreferencesT1552.006
- Credentials from Password StoresT1555
- Data from Configuration RepositoryT1602
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.