How severe is CVE-2025-35432?

CVE-2025-35432 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-35432 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-35432?

CVE-2025-35432 affects Cisa Thorium. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-35432?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-35432 have an EU (EUVD) identifier?

Yes. CVE-2025-35432 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29736.

When was CVE-2025-35432 published?

CVE-2025-35432 was published on 2025-09-17 and last updated on 2026-06-17.

CVE-2025-35432

CVE-2025-35432 is a medium-severity vulnerability in Cisa Thorium with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29736
Weakness: CWE-400
Affected product: Cisa Thorium
Published: 2025-09-17
Last modified: 2026-06-17

Description

CISA Thorium does not rate limit requests to send account verification email messages. A remote unauthenticated attacker can send unlimited messages to a user who is pending verification. Fixed in 1.1.1 by adding a rate limit set by default to 10 minutes.

Frequently asked questions

What is CVE-2025-35432?: CISA Thorium does not rate limit requests to send account verification email messages. A remote unauthenticated attacker can send unlimited messages to a user who is pending verification. Fixed in 1.1.1 by adding a rate limit set by default to 10 minutes.
How severe is CVE-2025-35432?: CVE-2025-35432 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-35432 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-35432?: CVE-2025-35432 affects Cisa Thorium. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-35432?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-35432 have an EU (EUVD) identifier?: Yes. CVE-2025-35432 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29736.
When was CVE-2025-35432 published?: CVE-2025-35432 was published on 2025-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisa:thorium:1.1.0:*:*:*:*:*:*:*

More vulnerabilities in Cisa Thorium

CVE-2025-35431 — Medium (CVSS 5.4): CISA Thorium does not escape user controlled strings used in LDAP queries. An authenticated remote attacker can modify…
CVE-2025-35436 — Medium (CVSS 5.3): CISA Thorium uses '.unwrap()' to handle errors related to account verification email messages. An unauthenticated…
CVE-2025-35433 — Medium (CVSS 5.0): CISA Thorium does not properly invalidate previously used tokens when resetting passwords. An attacker that possesses a…
CVE-2025-35430 — Medium (CVSS 5.0): CISA Thorium does not adequately validate the paths of downloaded files via 'download_ephemeral' and…
CVE-2025-35435 — Medium (CVSS 4.3): CISA Thorium accepts a stream split size of zero then divides by this value. A remote, authenticated attacker could…
CVE-2025-35434 — Medium (CVSS 4.2): CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with…

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