CVE-2019-1257 is a remote code execution vulnerability in Microsoft SharePoint (Enterprise Server, Foundation, and Server) that arises from insufficient validation of application package source markup. With a CVSS score of 8.8 (High), this vulnerability allows an authenticated attacker to execute arbitrary code remotely with low attack complexity and no user interaction, leading to high impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, its high EPSS score and FAUCET Risk Score of 93/100 indicate significant potential risk. There is no public exploit code available in Metasploit, Nuclei, or ExploitDB, but the vulnerability has garnered notable community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2016CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:* | ||
2010CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp2:*:*:*:*:*:* | ||
2013CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:* | ||
2019CPE matchmatch criteria | cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.