Medium severity · published Sep 14, 2026
CVE-2026-90814
cosmicstack-labs mercury-agent GitHub API github.ts githubRequest server-side request forgery
6.3
CVSS
0.4%
EPSS
No
On KEV
Description
A flaw has been found in cosmicstack-labs mercury-agent up to 1.1.13. Affected by this vulnerability is the function githubRequest of the file src/utils/github.ts of the component GitHub API Handler. This manipulation of the argument path causes server-side request forgery. Remote exploitation of the attack is possible. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
mercury-agent · cosmicstack-labs
1.1.0; 1.1.1; 1.1.2; 1.1.3; 1.1.4; 1.1.5; +8 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-90814
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-90814
github.com
https://github.com/cosmicstack-labs/mercury-agent/
github.com
https://github.com/cosmicstack-labs/mercury-agent/issues/81
vuldb.com
https://vuldb.com/cve/CVE-2026-90814
vuldb.com
https://vuldb.com/submit/922880
vuldb.com
https://vuldb.com/vuln/403316
vuldb.com
https://vuldb.com/vuln/403316/cti
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