CVE-2026-45325: CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in tmlmobilidade go
CVE-2026-45325 is a prototype pollution vulnerability in the tmlmobilidade go package, specifically in the setValueAtPath() function of @tmlmobilidade/utils. Versions prior to 20260509.0340.15 are affected due to unsafe handling of path segments. This vulnerability allows improper modification of object prototype attributes, which can lead to integrity issues. The vulnerability is fixed in version 20260509.0340.15. It has a high severity with a CVSS score of 8.2.
AI Analysis
Technical Summary
The vulnerability CVE-2026-45325 affects the tmlmobilidade go package used in the Gestor de Oferta web application. The issue is a prototype pollution flaw in the setValueAtPath() function within packages/utils/src/generic/value-at-path.ts, where unsafe path segments are not properly blocked. This allows attackers to modify object prototype attributes improperly. The vulnerability is resolved in version 20260509.0340.15. No known exploits in the wild have been reported.
Potential Impact
An attacker can exploit this vulnerability to modify object prototype attributes, potentially leading to integrity violations within the application. According to the CVSS vector, the attack can be performed remotely without privileges or user interaction, impacting integrity and causing low availability impact. This can affect the reliability and behavior of the affected application components.
Mitigation Recommendations
Upgrade to version 20260509.0340.15 or later, where the vulnerability is fixed by blocking unsafe path segments in setValueAtPath(). Patch status is confirmed by the vendor advisory indicating the fix in this version. No additional mitigation is specified.
CVE-2026-45325: CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in tmlmobilidade go
Description
CVE-2026-45325 is a prototype pollution vulnerability in the tmlmobilidade go package, specifically in the setValueAtPath() function of @tmlmobilidade/utils. Versions prior to 20260509.0340.15 are affected due to unsafe handling of path segments. This vulnerability allows improper modification of object prototype attributes, which can lead to integrity issues. The vulnerability is fixed in version 20260509.0340.15. It has a high severity with a CVSS score of 8.2.
CVSS v3.1
Score 8.2high
Affected software
pkg:github/tmlmobilidade/utilsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-45325 affects the tmlmobilidade go package used in the Gestor de Oferta web application. The issue is a prototype pollution flaw in the setValueAtPath() function within packages/utils/src/generic/value-at-path.ts, where unsafe path segments are not properly blocked. This allows attackers to modify object prototype attributes improperly. The vulnerability is resolved in version 20260509.0340.15. No known exploits in the wild have been reported.
Potential Impact
An attacker can exploit this vulnerability to modify object prototype attributes, potentially leading to integrity violations within the application. According to the CVSS vector, the attack can be performed remotely without privileges or user interaction, impacting integrity and causing low availability impact. This can affect the reliability and behavior of the affected application components.
Mitigation Recommendations
Upgrade to version 20260509.0340.15 or later, where the vulnerability is fixed by blocking unsafe path segments in setValueAtPath(). Patch status is confirmed by the vendor advisory indicating the fix in this version. No additional mitigation is specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-05-11T20:50:30.539Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a590f0b68715ace43614ebe
Added to database: 07/16/2026, 17:04:11 UTC
Last enriched: 07/23/2026, 22:40:24 UTC
Last updated: 08/30/2026, 22:52:11 UTC
Views: 78
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