CVE-2024-8241: The Nova Blocks by Pixelgrade plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'align

Q: How do I fix CVE-2024-8241?

nova blocks: upgrade to 2.1.8. Exact commands for each OS are on this page.

Q: Is CVE-2024-8241 being exploited?

CVE-2024-8241 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-2024-8241 affect?

CVE-2024-8241 affects nova blocks. Severity is medium (CVSS 6.4). The Nova Blocks by Pixelgrade plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'align' attribute of the 'wp:separator' Gutenberg block in all versions up to, and including, 2.1.7 due to insufficient input sanitizati

Q: How urgent is CVE-2024-8241?

Priority 30/100. No elevated risk signals yet.

Routine

MEDIUM 6.4UPGRADE

CVE-2024-8241 is a medium-severity flaw (CVSS 6.4) affecting nova blocks. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Nova Blocks by Pixelgrade plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'align' attribute of the 'wp:separator' Gutenberg block in all versions up to, and including, 2.1.7 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenev

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-10
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: pixelgrade

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

Am I affected?

Timeline

2024-09-10 10:15 UTCPublished CVE record published
2026-06-17 08:22 UTCUpdated Record last modified

pixelgrade nova blocks UPGRADE

Affected: < 2.1.8

Fixed in: 2.1.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy nova-blocks || rpm -q nova-blocks || nova-blocks --version

2. UPGRADE to 2.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade nova-blocks

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nova-blocks

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-2024-8241?

nova blocks: upgrade to 2.1.8. Exact commands for each OS are on this page.

Is CVE-2024-8241 being exploited?

CVE-2024-8241 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-2024-8241 affect?

CVE-2024-8241 affects nova blocks. Severity is medium (CVSS 6.4). The Nova Blocks by Pixelgrade plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'align' attribute of the 'wp:separator' Gutenberg block in all versions up to, and including, 2.1.7 due to insufficient input sanitizati

How urgent is CVE-2024-8241?

Priority 30/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

References

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