Is CVE-2026-35399 in the CISA KEV catalog?

No. CVE-2026-35399 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-35399?

CVE-2026-35399 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2026-35399?

CVE-2026-35399 has an EPSS score of 0.29% (21th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-35399?

Upgrade wegia to 3.6.9 or later.

CVE & CISA-KEV Catalog

CVE-2026-35399

MEDIUM

6.1

CVSS v3

NVD

Description

WeGIA is a Web manager for charitable institutions. Prior to 3.6.9, a stored XSS vulnerability allows an attacker to inject malicious scripts through a backup filename. This could lead to unauthorized execution of malicious code in the victim's browser, compromising session data or executing actions on behalf of the user. This vulnerability is fixed in 3.6.9.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

wegiaNVD

Affected:< 3.6.9Fixed in:3.6.9CVE-2026-35399derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.29%probability of exploitation in 30 days

21stpercentile

Low risk: more likely to be exploited than 21% of all known CVEs.

References

Exploit1

github.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-09.