Is CVE-2023-53957 actively exploited?

CVE-2023-53957 has no public evidence of in-the-wild exploitation as of 2026-02-19.

What is the CVSS score for CVE-2023-53957?

CVE-2023-53957 has a CVSS score of 8.5 (HIGH severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/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.

How do I patch CVE-2023-53957?

Patch guidance is available from kimai security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-53957.

Fix CVE-2023-53957 - HIGH kimai kimai

Description

Kimai 1.30.10 contains a SameSite cookie vulnerability that allows attackers to steal user session cookies through malicious exploitation. Attackers can trick victims into executing a crafted PHP script that captures and writes session cookie information to a file, enabling potential session hijacking.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/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
Attack Vector: network
Complexity: low
Privileges: none
User Action: active
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-1275

Metadata

Primary Vendor: KIMAI
Published: 12/19/2025
Last Modified: 2/19/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

kimai : kimai

Remediation Guidance

Executive Summary

Cite this page

CVE-2023-53957. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2023-53957

View on NIST NVD

CVE-2023-53957 vulnerability