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Medium 4.6Published Apr 30, 2026

CVE-2026-1493Cross-Site Scripting in LEX Baza Dokumentów

Updated under an hour ago ()

Does this affect you?

It affects Wolters Kluwer Polska LEX Baza Dokumentów and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

LEX Baza Dokumentów is vulnerable to DOM-based XSS in "em" cookie parameter. The application unsafely processes the parameter on the client side, allowing an attacker to execute arbitrary JavaScript in the context of the victim's browser. An attacker with ability to set a cookie can perform a more severe attack, so we evaluate the impact and risk of exploitation as minimal. However, the vendor considered this a vulnerability and released a security patch. This issue was fixed in version 1.3.4.

CVSS
4.6 MEDIUM (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
CERT-PL
NVD analysis
Analyzed
Record last updated
Apr 30, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Wolters Kluwer Polska LEX Baza Dokumentów
wolters_kluwer_polska:lex_baza_dokumentow (from the name)
before 1.3.4
CNA record
wolterskluwer lex_baza_dokumentow
wolterskluwer:lex_baza_dokumentow
before 1.3.4
NVD

References

References

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.

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