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CVE-2019-9978

6.1, medium Known exploited

WordPress Social Warfare Plugin Cross-Site Scripting (XSS) Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
6.1, medium medium CVSS v3.1
EPSS, next 30 days
73% higher than 99.4% of scored CVEs
Exploitation
Confirmed in the wild
Published
24 Mar 20197 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 3 Nov 2021. US federal agencies had to remediate by 3 May 2022, a deadline that has passed.

Required action. Apply updates per vendor instructions.

Description

The social-warfare plugin before 3.5.3 for WordPress has stored XSS via the wp-admin/admin-post.php?swp_debug=load_options swp_url parameter, as exploited in the wild in March 2019. This affects Social Warfare and Social Warfare Pro.

Details

Vendor
WordPress
Product
Social Warfare
Weakness
CWE-79 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
cve@mitre.org

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References 12

Exploit code 7

Patches and fixes 1

Advisories 2

Other references 2

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other WordPress CVEs

Every WordPress CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-87902 WordPress Core Remote File Inclusion Vulnerability KEV EPSS 40% 8.1, high
  • CVE-2026-60137 WordPress Core SQL Injection Vulnerability KEV EPSS 5% 5.9, medium
  • CVE-2026-63030 WordPress Core Interpretation Conflict Vulnerability KEV EPSS 11% 9.8, critical
  • CVE-2020-25213 WordPress File Manager Plugin Remote Code Execution Vulnerability KEV EPSS 97% 9.8, critical
  • CVE-2020-11738 WordPress Snap Creek Duplicator Plugin File Download Vulnerability KEV EPSS 98% 7.5, high

Beyond this page

Is CVE-2019-9978 in your network?

This page tells you how dangerous CVE-2019-9978 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2019-9978 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2019-9978 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.