Is CVE-2024-8521 in the CISA KEV catalog?

No. CVE-2024-8521 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-8521?

CVE-2024-8521 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2024-8521?

CVE-2024-8521 has an EPSS score of 0.54% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-8521?

Upgrade wavelog to 1.8.1 or later.

CVE & CISA-KEV Catalog

CVE-2024-8521

MEDIUM

4.3

CVSS v3

NVD

Description

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 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-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

wavelogNVD

Affected:< 1.8.1Fixed in:1.8.1CVE-2024-8521derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Exploit Intelligence

0.54%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Third-Party Advisory2

Issue Tracking1

github.com

Release Notes1

github.com

VDB Entry1

vuldb.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2024-8521

Markdown

[![CVE-2024-8521](https://tridentstack.com/cve/badge/CVE-2024-8521.svg)](https://tridentstack.com/cve/CVE-2024-8521)

HTML

<a href="https://tridentstack.com/cve/CVE-2024-8521"><img src="https://tridentstack.com/cve/badge/CVE-2024-8521.svg" alt="CVE-2024-8521"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-06-04.