Is CVE-2025-35436 in the CISA KEV catalog?

No. CVE-2025-35436 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-35436?

CVE-2025-35436 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-35436?

CVE-2025-35436 has an EPSS score of 0.54% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-35436?

No published fix for CVE-2025-35436 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-35436

MEDIUM

5.3

CVSS v3

NVD

Description

CISA Thorium uses '.unwrap()' to handle errors related to account verification email messages. An unauthenticated remote attacker could cause a crash by providing a specially crafted email address or response. Fixed in commit 6a65a27.

CWE-248

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.54%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-248 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-37714	High	7.5	6.9%	-	Fix
CVE-2025-53366	Unscored	-	5.7%	-	-
CVE-2018-11466	Critical	9.8	4.0%	-	-
CVE-2025-59465	High	7.5	3.8%	-	Fix
CVE-2018-7852	High	7.5	3.6%	-	-
CVE-2020-6019	High	7.5	2.8%	-	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 2025-12-19.