CVE-2024-8883

MEDIUM
MEDIUM Priority: 0.13 BB Relevance: 63/100
Published: 2024-09-19 Modified: 2026-11-03 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Auth Scope Change

CVSS Vector Breakdown

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

Description

A misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as authorization codes to be exposed to the attacker, potentially leading to session hijacking.

Affected Software (3)

VendorProductVersion
— — 0 < 22.0.12
— — 23.0.0 < 24.0.7
— — 25.0.0 < 25.0.5

References & Advisories (17)

https://access.redhat.com/errata/RHSA-2024:10385
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:10386
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6878
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6879
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6880
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6882
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6886
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6887
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6888
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6889
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:6890
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:8823
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:8824
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:8826
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2312511
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

63 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

6.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS — Exploitation Probability

2.11%
Raw Score 0.021120
Percentile 82.1%
Date 2026-11-14

EPSS Trend

2026-11-14
0.02112
2026-11-13
0.02112
2026-11-12
0.02112
2026-11-10
0.02112
2026-11-09
0.02112
2026-11-08
0.02112
2026-11-07
0.02112
2026-11-06
0.02112
2026-11-05
0.02112
2026-11-04
0.02112
2026-11-03
0.02112
2026-11-02
0.02112

Intelligence Sources

mitre ref →