MEDIUM
CVE-2026-33823
CWE-285Published: May 7, 2026· Updated: May 8, 2026
6.5
CVSS v3.1
EPSS:0.08%probability of exploitation in 30 daysPercentile:22.6th
Official Description
Improper authorization in Microsoft Teams allows an authorized attacker to disclose information over a network.
Technical Analysis
CVE-2026-33823 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
Microsoft1 product
teams
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (1)
Quick Facts
CVE IDCVE-2026-33823
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-285
CISA KEVNo
EPSS (30d)0.08%
Affected1 vendor
PublishedMay 7, 2026
Related CVEs (CWE-285)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-33823 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.