CVE Explorer
CVE-2026-21219
Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"Windows SDK","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.7463","status":"affected","version":"26100","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:e857d49ed0fd51c07ce6fa49830fc41138992237353e1605bd10f9c5bc47d794 · sha256:45adb219360e33cd… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":7,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:e857d49ed0fd51c07ce6fa49830fc41138992237353e1605bd10f9c5bc47d794 · sha256:45adb219360e33cd… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-416","description":"CWE-416: Use After Free","lang":"en-US","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:e857d49ed0fd51c07ce6fa49830fc41138992237353e1605bd10f9c5bc47d794 · sha256:45adb219360e33cd… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"Inbox COM Objects (Global Memory) Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21219"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:e857d49ed0fd51c07ce6fa49830fc41138992237353e1605bd10f9c5bc47d794 · sha256:45adb219360e33cd… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.