CVE-2025-15390: phpgurukul small_crm Missing Authorization
Vulnerability summary
CVE-2025-15390 is a high (CVSS 8.8) Missing Authorization vulnerability in phpgurukul small_crm. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.9% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 31-12-2025PublishedVulnerability first disclosed.
- 24-02-2026Last modifiedVulnerability information updated.
Description
A security flaw has been discovered in PHPGurukul Small CRM 4.0. This impacts an unknown function of the file /admin/edit-user.php. The manipulation results in missing authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.
CVSS metrics
7 scores · 2 sources · 4 versions- NVDNIST2.1LowCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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:XDiffers
- CVE.orgCNA6.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:RDiffers
- NVDNIST6.5MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
31%
Versus all other CVEs
30-day change
-0.01 pp
From 0.39% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundSmall Customer Relationship Management Crm In Php
Maturity: poc
Weaknesses
CWE · root cause- CWE-862Missing AuthorizationThe product does not perform an authorization check when an actor attempts to access a resource or perform an action.
- CWE-863Incorrect AuthorizationThe product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Affected systems
Phpgurukul1 product
- small_crm4.0 | ≤ 4.0
1 vendor · 1 product
References
5 links- phpgurukul.comProduct