CVE-2021-24771: The Inspirational Quote Rotator WordPress plugin through 1.0.0 does not sanitize and escape some of its quote

Q: How do I fix CVE-2021-24771?

inspirational quote rotator: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-24771 being exploited?

CVE-2021-24771 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-24771 affect?

CVE-2021-24771 affects inspirational quote rotator. Severity is medium (CVSS 4.8). The Inspirational Quote Rotator WordPress plugin through 1.0.0 does not sanitize and escape some of its quote fields when adding/editing a quote as admin, leading to Stored Cross-Site scripting issues when the quote is output in the "Quotes

Q: How urgent is CVE-2021-24771?

Priority 34/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2021-24771 is a medium-severity flaw (CVSS 4.8) affecting inspirational quote rotator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Inspirational Quote Rotator WordPress plugin through 1.0.0 does not sanitize and escape some of its quote fields when adding/editing a quote as admin, leading to Stored Cross-Site scripting issues when the quote is output in the "Quotes list" even when the unfiltered_html capability is disallowed

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-12-13
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: inspirational quote rotator project

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

Am I affected?

Timeline

2021-12-13 11:15 UTCPublished CVE record published
2026-06-17 03:40 UTCUpdated Record last modified

inspirational quote rotator project inspirational quote rotator UPGRADE

Affected: <= 1.0.0

Fixed in: newer than 1.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy inspirational-quote-rotator || rpm -q inspirational-quote-rotator || inspirational-quote-rotator --version

2. UPGRADE to newer than 1.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade inspirational-quote-rotator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade inspirational-quote-rotator

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-24771?

inspirational quote rotator: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Is CVE-2021-24771 being exploited?

CVE-2021-24771 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-2021-24771 affect?

CVE-2021-24771 affects inspirational quote rotator. Severity is medium (CVSS 4.8). The Inspirational Quote Rotator WordPress plugin through 1.0.0 does not sanitize and escape some of its quote fields when adding/editing a quote as admin, leading to Stored Cross-Site scripting issues when the quote is output in the "Quotes

How urgent is CVE-2021-24771?

Priority 34/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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