Important EPSS 0.02013 2019-11 archive

Executive Summary

A security feature bypass vulnerability exists when Microsoft Office does not validate URLs. An attacker could send a victim a specially crafted file, which could trick the victim into entering credentials. An attacker who successfully exploited this vulnerability could perform a phishing attack. The update addresses the vulnerability by ensuring Microsoft Office properly validates URLs.

Overview

Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Security Feature Bypass
Released Nov 12 2019
Last Updated Nov 12 2019
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02013 — 0.78344 percentile

EPSS Score

0.02013
probability of exploitation in the next 30 days
0.78344 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Microsoft SharePoint Server 2019 4484142 (Security Update) 4484149 (Security Update) Important Security Feature Bypass Maybe

Patches

1 patch
Article Type Restart
4484142 (Security Update) 4484149 Security Update Maybe

Known Exploits

Acknowledgments