CVE-2026-90848CWE-79CWE-94cross-site-scriptingcode-injection

CVE-2026-90848

Medium · published September 15, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
38.0
In the wild
Unconfirmed
What it is

A weakness has been identified in Governikus AusweisApp up to 2.5.4. Affected is an unknown function of the component StartPAOSResponse Handler. Executing a manipulation of the argument ResultMessage can lead to cross site scripting. The attack can be launched remotely. Upgrading to version 2.5.5 is able to address this issue. It is recommended to upgrade the affected component. This CVE was requested by the vendor.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
EPSS
0.00449 · 38.0th percentile
Weaknesses
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'); CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-09-15T06:16Z
References (5)
https://vuldb.com/cve/CVE-2026-90848 · [email protected]https://vuldb.com/submit/925923 · [email protected]https://vuldb.com/vuln/403403 · [email protected]https://vuldb.com/vuln/403403/cti · [email protected]https://www.Governikus.de/loesungen/kundenprojekte/AusweisApp/ · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 15 SEP 01:15Z
    Governikus AusweisApp StartPAOSResponse cross site scripting
    cvelistv5