CVE-2026-11820: A flaw was found in the community.general Ansible collection's nexmo module. The module constructs HTTP reques

Routine

MEDIUM 6.5WATCHLISTMITIGATE

CVE-2026-11820 is a medium-severity flaw (CVSS 6.5) affecting enterprise linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw was found in the community.general Ansible collection's nexmo module. The module constructs HTTP requests to the Vonage/Nexmo SMS API by encoding API credentials (api_key and api_secret) into URL query parameters and sending them via GET requests. This causes credentials to be exposed in web server access logs, proxy logs, HTTP Referer headers, and network monitoring tools, despite the Ansible argument specification marking these parameter

Why this priority

On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-532
Published	2026-06-23
Last modified	2026-07-01

Publisher (CNA): Red Hat, Inc. · Vendor: redhat

Last updated 2026-07-01 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-23 21:16 UTCPublished CVE record published
2026-07-01 18:27 UTCUpdated Record last modified

redhat enterprise linux MITIGATE

Affected: 8.0 · 9.0 · 10.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-11820?

enterprise linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-11820 being exploited?

CVE-2026-11820 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-11820 affect?

CVE-2026-11820 affects enterprise linux. Severity is medium (CVSS 6.5). A flaw was found in the community.general Ansible collection's nexmo module. The module constructs HTTP requests to the Vonage/Nexmo SMS API by encoding API credentials (api_key and api_secret) into URL query parameters and sending them via

How urgent is CVE-2026-11820?

Priority 36/100. On your watchlist

Software pages

Ansible vulnerabilities

Related CVEs

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CVE-2026-11861 CRITICAL 9.6 UPGRADE MITIGATE A flaw was found in FreeIPA
CVE-2026-73196 MEDIUM 4.3 MITIGATE UPGRADE A flaw was found in FreeIPA

References

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