Medium 4.3Published Sep 15, 2026

CVE-2026-90848Governikus AusweisApp StartPAOSResponse cross site scripting

Updated under an hour ago (2026-10-19 11:10 UTC)

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It affects Governikus AusweisApp. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Governikus AusweisApp

Exploited in the last 30 days

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.

CVSS: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:X/RL:O/RC:C
Weakness (CWE): CWE-79, CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Sep 16, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Governikus AusweisApp governikus:ausweisapp	2.5.0; 2.5.1; 2.5.2; 2.5.3; 2.5.4; 2.5.5 not affected	CNA record

References

https://vuldb.com/vuln/403403vdb-entry, technical-description
https://vuldb.com/vuln/403403/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-90848third-party-advisory
https://vuldb.com/submit/925923third-party-advisory
https://www.Governikus.de/loesungen/kundenprojekte/AusweisApp/patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.