CVE-2025-27412 | REDAXO allows Authenticated Reflected Cross Site Scripting - packages installation

Exp

REDAXO is a PHP-based CMS. In Redaxo from 5.0.0 through 5.18.2, the rex-api-result parameter is vulnerable to Reflected cross-site scripting (XSS) on the page of AddOns. This vulnerability is fixed in 5.18.3.

Published: 2025-03-05 Last update: 2025-07-01 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-27412 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.27%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2025-27412

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2025-27412

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.64% 0.27% -0.38%
2 2026-05-03 0.84% 0.64% -0.20%
3 2026-04-15 — 0.84% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-27412

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 2.8 2.7 [email protected]

Weakness enumeration for CVE-2025-27412

GitHub Security Advisory for CVE-2025-27412

GHSA-8366-xmgf-334f · Severity: medium · Ecosystem: composer — REDAXO allows Authenticated Reflected Cross Site Scripting - packages installation

Affected software / configurations for CVE-2025-27412

Vendor Product Version Raw CPE
redaxo redaxo >= 5.0, < 5.18.3 cpe:2.3:a:redaxo:redaxo:*:*:*:*:*:*:*:*

References for CVE-2025-27412

cvelogic Threat Intelligence