CISA Thorium up to 1.1.0 Email Message resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in CISA Thorium up to 1.1.0. This impacts an unknown function of the component Email Message Handler. Such manipulation leads to resource consumption. This vulnerability is referenced as CVE-2025-35432. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in CISA Thorium up to 1.1.0. Affected by this issue is an unknown part of the component Email Message Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

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.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-35432 since 04/15/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 1.1.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 7c94a0b9bc2dc55e0c307360452f348bac06820c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (cisa-cg): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Thorium 1.1.1
Patch: 7c94a0b9bc2dc55e0c307360452f348bac06820c

Timelineinfo

04/15/2025 CVE reserved
09/17/2025 +155 days VulDB entry created
09/18/2025 +0 days Advisory disclosed
09/18/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2025-35432 (🔒)
GCVE (CVE): GCVE-0-2025-35432
GCVE (VulDB): GCVE-100-324740

Entryinfo

Created: 09/18/2025 00:31
Changes: 09/18/2025 00:31 (79)
Complete: 🔍
Cache ID: 216::103

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