CVE-2026-40549

Name: CVE-2026-40549
Creator: NVD / NIST
Published: 2026-06-01T09:16:17.777+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.1/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2026-40549 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. SOPlanning is vulnerable to Cross‑Site Request Forgery (CSRF) in groupe_save create, modify and delete endpoints. An attacker can craft a malicious website that, when visited by an authenticated user, automatically sends a forged GET or POST request to the application. This issue affects SOPlanning version 1.55 and below.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

SOPlanning is vulnerable to Cross‑Site Request Forgery (CSRF) in groupe_save create, modify and delete endpoints. An attacker can craft a malicious website that, when visited by an authenticated user, automatically sends a forged GET or POST request to the application. This issue affects SOPlanning version 1.55 and below.

Metrics

CVSS 4.0

5.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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

EPSS Probability

0.18%

8.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

References

Timeline

Published: Jun 1, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-40549?

How severe is CVE-2026-40549?

CVE-2026-40549 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2026-40549?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-40549?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST