CVE-2020-36911: Cobbr Covenant

Covenant 0.5 - Remote Code Execution (RCE)

CVSS 9.3 CriticalCriticalEPSS 0.12 · 96th percentile

Critical, because:

CVSS score 9.3: 9.0 or more.
CVSS score 9.3 (7.0 or more) and EPSS 0.12 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

Published by the CVE Program (CNA: VulnCheck) at 13 Jan 2026, 22:51 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Cobbr	Covenant	affected 0.1.3 to 0.5, inclusive custom

Identifiers

CVE-2020-36911

CNA

VulnCheck

Weakness (CWE)

CWE-798

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.3	Critical	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
9.8	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.12, the 96th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Jan 2026. New records show when each source confirmed them.

Sources

References from the CNA

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

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.