CVE-2026-38526 | BDVDB-2026-327088 Detail

Description#

An authenticated arbitrary file upload vulnerability in the /admin/tinymce/upload endpoint of Webkul Krayin CRM v2.2.x allows attackers to execute arbitrary code via uploading a crafted PHP file.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-434 Unrestricted Upload of File with Dangerous Type

References#

Exploit#

https://github.com/TREXNEGRO/Security-Advisories/blob/main/CVE-2026-38526/poc.md

History#

Version 12026-04-14Record published in the CVE List.

Published

Published: 2026-04-14
Last modified: 2026-04-14

Vendor information

Vendor: Not stated
Product: Not stated

Score

9.9 Critical

EPSS

4.1%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 90.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Unrestricted File Upload

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.9 Critical

CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:N

Metric breakdown
Attack Complexity	Low
Attack Vector	Network
Availability	High
Confidentiality	High
Integrity	High
Privileges Required	Low
Scope	Changed
User Interaction	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).