CVE-2025-4857: The Newsletters plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 4.9.9.9 via the 'file' parameter. This makes it possible for authenticated attackers, w

high Affects newsletters-lite (WordPress plugin). Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

The Newsletters plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 4.9.9.9 via the 'file' parameter. This makes it possible for authenticated attackers, w

Package
newsletters-lite (WordPress plugin) WordPress
Affected versions
<4.10
Fixed in
4.10
Severity
high  CVSS 7.2
Exploitation
not on CISA KEV · EPSS 1% (57.2th percentile)
Published
2025-05-31
Source
nvd

References

CWE-22
NVD recordnewsletters-lite (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

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pipx install phpwarden   &&   phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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