HIGH
CVE-2026-25188
CWE-122Published: March 10, 2026· Updated: Mar 13, 2026
8.8
CVSS v3.1
EPSS:0.08%probability of exploitation in 30 daysPercentile:23.8th
Official Description
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
Technical Analysis
CVE-2026-25188 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
Microsoft14 products
windows 10 1607windows 10 1809windows 10 21h2windows 10 22h2windows 11 23h2windows 11 24h2windows 11 25h2windows 11 26h1windows server 2012windows server 2016windows server 2019windows server 2022+2 more
Source: NVD CPE · 15 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
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Official Patches & Advisories
All References (1)
Quick Facts
CVE IDCVE-2026-25188
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-122
CISA KEVNo
EPSS (30d)0.08%
Affected1 vendor
PublishedMar 10, 2026
Related CVEs (CWE-122)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-25188 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.