CVE-2021-29456 is an open redirect vulnerability affecting Authelia versions 4.27.4 and earlier, allowing an attacker to redirect users to arbitrary, potentially malicious, domains via a crafted HTTP query parameter. Rated Medium (CVSS 5.4), this vulnerability requires user interaction and low privileges, with a potential impact on confidentiality and integrity due to phishing risks, though it does not directly compromise the Authelia application itself. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.28.0CPE matchmatch criteria | cpe:2.3:a:authelia:authelia:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
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The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.