CVE-2023-0150: The Cloak Front End Email WordPress plugin before 1.9.2 does not validate and escape some of its shortcode att

Q: How do I fix CVE-2023-0150?

cloak front end email: upgrade to newer than 1.9.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-0150 being exploited?

CVE-2023-0150 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-2023-0150 affect?

CVE-2023-0150 affects cloak front end email. Severity is medium (CVSS 5.4). The Cloak Front End Email WordPress plugin before 1.9.2 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role

Q: How urgent is CVE-2023-0150?

Priority 37/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2023-0150 is a medium-severity flaw (CVSS 5.4) affecting cloak front end email. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Cloak Front End Email WordPress plugin before 1.9.2 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Published	2023-02-06
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: cloak front end email project

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

Am I affected?

Timeline

2023-02-06 20:15 UTCPublished CVE record published
2026-06-17 05:24 UTCUpdated Record last modified

cloak front end email project cloak front end email UPGRADE

Affected: <= 1.9.1

Fixed in: newer than 1.9.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cloak-front-end-email || rpm -q cloak-front-end-email || cloak-front-end-email --version

2. UPGRADE to newer than 1.9.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloak-front-end-email

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloak-front-end-email

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-2023-0150?

cloak front end email: upgrade to newer than 1.9.1. Exact commands for each OS are on this page.

Is CVE-2023-0150 being exploited?

CVE-2023-0150 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-2023-0150 affect?

CVE-2023-0150 affects cloak front end email. Severity is medium (CVSS 5.4). The Cloak Front End Email WordPress plugin before 1.9.2 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role

How urgent is CVE-2023-0150?

Priority 37/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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