PT-2026-24324 · Microsoft · Sharepoint Server

Published 2026-03-10 · Updated 2026-04-25 · CVE-2026-26114

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Office SharePoint (affected versions not specified)

Description The software contains a flaw due to deserialization of untrusted data. This allows an authorized attacker to execute code over a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

BDU:2026-02871

CVE-2026-26114

Affected Products

Sharepoint Server

References · 11

• https://bdu.fstec.ru/vul/2026-02871 · Security Note
• https://osv.dev/vulnerability/CVE-2026-26114 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26114 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26114 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-26114 · Security Note
• https://twitter.com/CVEnew/status/2033361136343507323 · Twitter Post
• https://twitter.com/integ_sec/status/2048012923625165282 · Twitter Post
• https://twitter.com/CveFindCom/status/2031447765247480064 · Twitter Post
• https://twitter.com/TheHackerWire/status/2031449346584240514 · Twitter Post
• https://t.me/avleonovcom/1637 · Telegram Post
• https://twitter.com/CCBalert/status/2032503436579618978 · Twitter Post