Affects widely used enterprise certificate management product (ManageEngine Key Manager Plus); authenticated command injection enables RCE and broad compromise across organizations.
CVE-2026-77690
Authenticated command injection in ManageEngine Key Manager Plus allows remote command execution
Is CVE-2026-77690 being exploited?
Not confirmed. CVE-2026-77690 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-77690?
CVE-2026-77690 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-77690?
Yes. A fix has been recorded for CVE-2026-77690. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-77690 affect?
CVE-2026-77690 affects ManageEngine Key Manager Plus < 7151. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-77690?
Upgrade to 7151+ immediately; restrict cert-deploy privileges and audit deployment targets.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated users with certificate-deploy privileges can execute arbitrary OS commands, enabling RCE, lateral movement, and credential theft.
Immediate action required
- affected< 7151
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.
cisa ssvc
- exploitation
- none
- automatable
- no
- technical impact
- total
Assessed by CISA 4 Nov 2026 (SSVC 2.0.3).
timeline
- 4 Nov 2026CISA SSVC assessment: exploitation none
- 4 Nov 2026Published · same day later
- 5 Nov 2026CVE record last updated · 1 day later
- 7 Nov 2026Analysed by vulneraibility.com · 2 days later
- Linkmanageengine.com /key-manager/advisory/cve-2026-77690.html
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.