CVE-2026-40545
MEDIUM EPSS 32.2%
Published Jun 1, 20264w ago · Modified Jun 17, 20261w ago
5.1 CVSS 4.0
Published Jun 1, 2026 4w ago
Last Modified Jun 17, 2026 1w ago
Description
SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim’s browser. This issue affects SOPlanning version 1.55 and below.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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 Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X
Threat Intelligence
EPSS Exploit Probability
32.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
References 2
- cert.pl https://cert.pl/en/posts/2026/06/CVE-2026-40543
- soplanning.org https://www.soplanning.org/en/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.