Cyber Resilience

CVE-2024-9807

MediumPublic PoC

Published: 10 October 2024

Published
10 October 2024
Modified
17 October 2024
KEV Added
Patch
CVSS Score v4 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/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 Score 0.0010 27.5th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-9807 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Classroombookings Classroombookings. Its CVSS base score is 5.1 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique JavaScript (T1059.007); ranked at the 27.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability was found in Craig Rodway Classroombookings 2.8.7 and classified as problematic. This issue affects some unknown processing of the file /sessions of the component Session Page. The manipulation of the argument Name leads to cross site scripting. The…

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attack may be initiated remotely. Upgrading to version 2.8.8 is able to address this issue. It is recommended to upgrade the affected component. The project maintainer was contacted early about the disclosure. He responded very quickly, friendly, and professional.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
Why these techniques?

The XSS vulnerability in the Session Page (/sessions) Name parameter enables injection and execution of arbitrary JavaScript in the victim's browser, directly facilitating T1059.007 (Command and Scripting Interpreter: JavaScript), as explicitly mapped in the VulDB advisory.

Affected Assets

classroombookings
classroombookings
2.8.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References