CVE-2021-41415: Subscription-Manager v1.0 /main.js has a cross-site scripting (XSS) vulnerability in the machineDetail paramet

Routine

MEDIUM 6.1DOWNGRADE

CVE-2021-41415 is a medium-severity flaw (CVSS 6.1) affecting subscription-manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Subscription-Manager v1.0 /main.js has a cross-site scripting (XSS) vulnerability in the machineDetail parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-06-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: subscription-manager project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-06-15 20:15 UTCPublished CVE record published
2026-06-17 04:08 UTCUpdated Record last modified

subscription-manager project subscription-manager DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy subscription-manager || rpm -q subscription-manager || subscription-manager --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison subscription-manager sudo apt install subscription-manager=<VERSION_BEFORE_1.0> sudo apt-mark hold subscription-manager

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list subscription-manager sudo dnf downgrade subscription-manager-<VERSION_BEFORE_1.0> sudo dnf versionlock add subscription-manager

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2021-41415?

subscription-manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-41415 being exploited?

CVE-2021-41415 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-2021-41415 affect?

CVE-2021-41415 affects subscription-manager. Severity is medium (CVSS 6.1). Subscription-Manager v1.0 /main.js has a cross-site scripting (XSS) vulnerability in the machineDetail parameter.

How urgent is CVE-2021-41415?

Priority 39/100. Public exploit reference

Related CVEs

CVE-2023-3899 HIGH 7.8 UPGRADE MITIGATE A vulnerability was found in subscription-manager that allows local privilege escalation due to inadequate aut

References

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