Cyber Resilience

CVE-2024-8521

MediumPublic PoC

Published: 07 September 2024

Published
07 September 2024
Modified
04 June 2025
KEV Added
Patch
CVSS Score v4 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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 0.0022 44.4th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-8521 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Wavelog Wavelog. Its CVSS base score is 6.9 (Medium).

Operationally, ranked at the 44.4th 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, which was classified as problematic, was found in Wavelog up to 1.8.0. Affected is the function index of the file /qso of the component Live QSO. The manipulation of the argument manual leads to cross site scripting. It…

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is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.8.1 is able to address this issue. The patch is identified as b31002cec6b71ab5f738881806bb546430ec692e. It is recommended to upgrade the affected component.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

wavelog
wavelog
≤ 1.8.1

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