Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-1944

20
FAUCET Score

CVE-2026-1944 describes a data modification vulnerability in the CallbackKiller service widget plugin for WordPress, affecting all versions up to and including 1.2. Unauthenticated attackers can exploit a missing capability check in the cbk_save() function to alter the plugin's site ID settings via an AJAX action. Rated 5.3 MEDIUM (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N), this vulnerability has a low attack complexity and impacts data integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
KrellbatCallbackKiller Service Widget
>= 0, <= 1.2CNA affecteddefault unaffected

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.34%
Probability of exploitation in next 30 days
EPSS Percentile
26.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0034 is in the 15th percentile among its peer group of 23,725 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

plugins.trac.wordpress.org / browser/callbackkiller-service-widget/tags/1.2/callbackkiller-widget.php
plugins.trac.wordpress.org / browser/callbackkiller-service-widget/tags/1.2/callbackkiller-widget.php
plugins.trac.wordpress.org / browser/callbackkiller-service-widget/trunk/callbackkiller-widget.php
plugins.trac.wordpress.org / browser/callbackkiller-service-widget/trunk/callbackkiller-widget.php
wordfence.com / threat-intel/vulnerabilities/id/98a7572d-9642-4150-8112-c0fa2b25ae05