CVE-2019-25147 — The Pretty Links plugin for WordPress is vulnerable to Stored Cross-Site Scripti

The Pretty Links plugin for WordPress is vulnerable to Stored Cross-Site Scripting via various IP headers as well as the referer header in versions up to, and including, 2.1.9 due to insufficient input sanitization and output escaping in the track_link function. This makes it pos

01What is this vulnerability?

The Pretty Links plugin for WordPress is vulnerable to Stored Cross-Site Scripting via various IP headers as well as the referer header in versions up to, and including, 2.1.9 due to insufficient input sanitization and output escaping in the track_link function. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses…

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-06-07T02:15:10.577
• Last modified: 2026-04-08T19:17:32.167

09References

• blog.nintechnet.com — https://blog.nintechnet.com/stored-xss-and-csv-injection-vulnerabilities-in-word…
• plugins.trac.wordpress.org — https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new…
• www.wordfence.com — https://www.wordfence.com/threat-intel/vulnerabilities/id/ae058c5b-b90b-4a1e-9f5…
• blog.nintechnet.com — https://blog.nintechnet.com/stored-xss-and-csv-injection-vulnerabilities-in-word…
• plugins.trac.wordpress.org — https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new…
• www.wordfence.com — https://www.wordfence.com/threat-intel/vulnerabilities/id/ae058c5b-b90b-4a1e-9f5…