CVE-2023-6710

MEDIUM 2 PoCs
MEDIUM Priority: 0.12 BB Relevance: 61/100
Published: 2023-12-12 Modified: 2026-11-06 First seen: 2026-11-06 Status: active

Attack Surface

Network Low Complexity Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: Required
S: Changed
C: Low
I: Low
A: None

Description

A flaw was found in the mod_proxy_cluster in the Apache server. This issue may allow a malicious user to add a script in the 'alias' parameter in the URL to trigger the stored cross-site scripting (XSS) vulnerability. By adding a script on the alias parameter on the URL, it adds a new virtual host and adds the script to the cluster-manager page.

Affected Software (2)

References & Advisories (5)

https://access.redhat.com/errata/RHSA-2024:1316
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1317
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:2387
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2254128
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

61 / 100
✓ Network accessible
✓ Low complexity
✓ PoC available (2)

CVSS Score

5.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS — Exploitation Probability

2.26%
Raw Score 0.022610
Percentile 83.3%
Date 2026-11-13

EPSS Trend

2026-11-13
0.02261
2026-11-12
0.02242
2026-11-10
0.02242
2026-11-09
0.02242
2026-11-08
0.02242
2026-11-07
0.02242
2026-11-06
0.02242
2026-11-05
0.02242

Intelligence Sources

mitre ref →
nvd ref →