Is CVE-2025-63499 in the CISA KEV catalog?

No. CVE-2025-63499 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-63499?

CVE-2025-63499 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2025-63499?

CVE-2025-63499 has an EPSS score of 0.27% (19th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-63499?

Upgrade sogo on debian 11 to 5.0.1-4+deb11u3 or later.

CVE & CISA-KEV Catalog

CVE-2025-63499

MEDIUM

6.1

CVSS v3

NVD

Description

Alinto Sogo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the theme parameter.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

sogoDebian

Fixed in:5.0.1-4+deb11u3CVE-2025-63499

Fixed in:5.8.0-2+deb12u1CVE-2025-63499

Fixed in:5.12.1-3+deb13u1CVE-2025-63499

Fixed in:5.12.4-1.2CVE-2025-63499

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

0.27%probability of exploitation in 30 days

19thpercentile

Low risk: more likely to be exploited than 19% of all known CVEs.

References

Exploit1

github.com

Other references1

email.example.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 2025-12-18.