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TI-2022-03786 Aliases CVE-2022-4140GHSA-6c75-m6fq-9mh7

Welcart e-Commerce < 2.8.5 - Unauthenticated Arbitrary File Access

Priority HIGH 72Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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, which could allow unauthenticated attacker to read arbitrary files on the server

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.03175 88th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Welcart e-Commerce (Unknown): 2.8.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownWelcart e-Commercebefore 2.8.52.8.5Patch availableCNA
  • Welcart e-Commerce VendorUnknown Affected before 2.8.5 Fixed in 2.8.5 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:welcart:welcart_e-commerce:*:*:*:*:*:wordpress:*:*before 2.8.5Vulnerableuscnanbu
  • cpe:2.3:a:welcart:welcart_e-commerce:*:*:*:*:*:wordpress:*:* Versions before 2.8.5 Vulnerable ·uscnanbu

Remediation

  • Fix · CNA Welcart e-Commerce (Unknown) Fixed in 2.8.5

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Welcart e-Commerce 2.8.5

    2 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM

    Other records, highest priority first

    • TI-2022-03879 Welcart e-Commerce < 2.8.5 - Subscriber+ Arbitrary File AccessPriority MEDIUM 62
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-4140
  2. 2026-10-03 Alias added: GHSA-6c75-m6fq-9mh7

References

Exploit 1

  • TI-2023-05484 Welcart e-Commerce < 2.9.5 - Subscriber+ Arbitrary File Upload CVSS 3.1HIGH 8.8
  • TI-2022-03880 Welcart e-Commerce < 2.8.6 - Subscriber+ PHAR Deserialisation CVSS 3.1HIGH 8.8
  • TI-2022-03879 Welcart e-Commerce < 2.8.5 - Subscriber+ Arbitrary File Access CVSS 3.1MEDIUM 6.5
  • TI-2022-03618 Welcart e-Commerce < 2.8.4 - Subscriber+ Arbitrary Shipping Method Creation/Update/Deletion CVSS 3.1MEDIUM 6.5
  • TI-2023-05482 Welcart e-Commerce < 2.9.5 - Reflected XSS CVSS 3.1MEDIUM 6.1
  • TI-2022-04255 Welcart e-Commerce < 2.8.9 - Contributor+ Stored XSS via Shortcode CVSS 3.1MEDIUM 5.4
See all 35 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences