CVE-2020-36911

CRITICAL 9.8

Covenant 0.5 - Remote Code Execution (RCE)

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Covenant 0.1.3 - 0.5 contains a remote code execution vulnerability that allows attackers to craft malicious JWT tokens with administrative privileges. Attackers can generate forged tokens with admin roles and upload custom DLL payloads to execute arbitrary commands on the target system.

CWE	CWE-798
Vendor	cobbr
Product	covenant
Published	Jan 13, 2026
Last Updated	Mar 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Cobbr / Covenant

0.1.3 ≤ 0.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/51141 cobbr.io: https://cobbr.io/Covenant.html github.com: https://github.com/cobbr/Covenant web.archive.org: https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters github.com: https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb web.archive.org: https://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344 vulncheck.com: https://www.vulncheck.com/advisories/covenant-remote-code-execution-rce

Credits

coastal