CVE-2020-11508: An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minim

Q: How do I fix CVE-2020-11508?

wp lead plus x: upgrade to newer than 0.98. Exact commands for each OS are on this page.

Q: Is CVE-2020-11508 being exploited?

CVE-2020-11508 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-2020-11508 affect?

CVE-2020-11508 affects wp lead plus x. Severity is medium (CVSS 5.4). An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp

Q: How urgent is CVE-2020-11508?

Priority 38/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2020-11508 is a medium-severity flaw (CVSS 5.4) affecting wp lead plus x. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp_save_page (aka core37_lp_save_page) AJAX action.

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	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-04-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wpleadplus

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

Am I affected?

Timeline

2020-04-07 19:15 UTCPublished CVE record published
2026-06-17 02:50 UTCUpdated Record last modified

wpleadplus wp lead plus x UPGRADE

Affected: <= 0.98

Fixed in: newer than 0.98

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-lead-plus-x || rpm -q wp-lead-plus-x || wp-lead-plus-x --version

2. UPGRADE to newer than 0.98 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-lead-plus-x

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-lead-plus-x

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-2020-11508?

wp lead plus x: upgrade to newer than 0.98. Exact commands for each OS are on this page.

Is CVE-2020-11508 being exploited?

CVE-2020-11508 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-2020-11508 affect?

CVE-2020-11508 affects wp lead plus x. Severity is medium (CVSS 5.4). An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp

How urgent is CVE-2020-11508?

Priority 38/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2020-11509 MEDIUM 6.1 UPGRADE An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows remote attackers to upload

References

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