CVE-2026-55051: Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

mediumCVSS 6.5CVE-2026-55051

Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 6.5
Published: 2026-07-14
Last updated: 2026-07-16
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-55051

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-550510.63% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-55051	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownexploitedNCSC-2026-0237 [1.02] [H/H] Vulnerabilities Fixed in Microsoft Officencsc-nl
unknownexploitedNCSC-2026-0237 [1.01] [H/H] Vulnerabilities fixed in Microsoft Officencsc-nl
unknownMultiple vulnerabilities in Microsoft products (July 15, 2026)cert-fr-avis
unknownexploitedNCSC-2026-0237 [1.00] [M/H] Vulnerabilities fixed in Microsoft Officencsc-nl
mediumCVE-2026-55051: Microsoft SharePoint Server Information Disclosure Vulnerabilitymsrc

Recent advisories for Server-side request forgery

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-67311: Budibase before 3.38.1 contains a server-side request forgery vulnerability in the REST dataso…nvd · 2026-08-01
unknownCVE-2026-52371: A Server-Side Request Forgery (SSRF) in the xxl-job-admin/jobinfo/trigger component of xxl-job…nvd · 2026-07-31
unknownCVE-2026-59231: Server-Side Request Forgery in the PDF export component in maalfer Pentestify before 1.1.0 all…nvd · 2026-07-31
unknownCVE-2026-14540: A Server-Side Request Forgery (SSRF) vulnerability exists in the generic HTTP source and tool …nvd · 2026-07-31
highCVE-2026-66415: Leantime 3.6.2 contains a server-side request forgery and local file inclusion vulnerability t…nvd · 2026-07-30
highCVE-2026-57862: Kanboard 1.2.52 and prior contains a server-side request forgery vulnerability that allows aut…nvd · 2026-07-30