CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NCVE-2026-118152 Microsoft Exchange Server Spoofing Vulnerability
Medium (6.5) in microsoft microsoft exchange server subscription edition rtm. EPSS 0.4% estimated probability of exploitation activity in the next 30 days.
On this page
Cross-site request forgery (csrf) in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
Severity
- EPSS
- 0.4% estimated probability of exploitation activity in the next 30 days; 33rd percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
- CISA's assessment (SSVC)
- Exploitation: none · Automatable: no · Technical impact: partial, assessed 2026-11-10. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
- CWE
- CWE-352 Cross-Site Request Forgery (Cross Site Reference Forgery)
- OWASP Top 10
- A01:2025 Broken Access Control
- Published
- Modified
- Assigned by
- microsoft (CNA)
- NVD analysis
- Awaiting analysis
- Record from
- the NVD, synced
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Explain CVE-2026-118152 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-118152?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-118152?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-118152 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.
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Affected
- microsoft:microsoft exchange server subscription edition rtm
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Microsoft Exchange Server Subscription Edition RTM | from 15.02.0.0 before 15.02.2562.057 |
Attack patterns (CAPEC)
- CAPEC-62 Cross Site Request Forgery Likelihood: High · Severity: Very High
- CAPEC-111 JSON Hijacking (aka JavaScript Hijacking) Likelihood: High · Severity: High
- CAPEC-462 Cross-Domain Search Timing Severity: Medium
- CAPEC-467 Cross Site Identification Severity: Low
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.