CVE-2026-18998

Published: Ago 06, 2026 Last Modified: Ago 07, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,1
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,3
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: low
Integrity: low
Availability: low
MEDIUM 6,5
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

A vulnerability was determined in cosmicstack-labs mercury-agent up to 1.1.12. Impacted is the function SubAgent.run of the file src/core/sub-agent.ts of the component delegate_task Tool. Executing a manipulation can lead to improper authorization. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0021
Percentile
0,1th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

266

Incorrect Privilege Assignment

Draft
Common Consequences
Security Scopes Affected:
Access Control
Potential Impacts:
Gain Privileges Or Assume Identity
Applicable Platforms
All platforms may be affected
View CWE Details
285

Improper Authorization

Draft
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Access Control
Potential Impacts:
Read Application Data Read Files Or Directories Modify Application Data Modify Files Or Directories Gain Privileges Or Assume Identity Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: Not Technology-Specific, Web Server, Database Server
View CWE Details
https://github.com/cosmicstack-labs/mercury-agent/
https://github.com/cosmicstack-labs/mercury-agent/issues/74
https://vuldb.com/cve/CVE-2026-18998
https://vuldb.com/submit/862628
https://vuldb.com/submit/862629
https://vuldb.com/vuln/386381
https://vuldb.com/vuln/386381/cti