CVE Explorer
CVE-2026-23569
An out-of-bounds read vulnerability in the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows a remote attacker to leak stack memory and cause a denial of service via a crafted request. The leaked stack memory could be used to bypass ASLR remotely and facilitate exploitation of other vulnerabilities on the affected system.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","modules":["Content Distribution Service","NomadBranch.exe"],"platforms":["Windows"],"product":"DEX","vendor":"TeamViewer","versions":[{"lessThan":"26.1","status":"affected","version":"0","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:e1261ae8eefc7c8be51a4c807faf3bd05b529e2970e7bca0124a19babd3fc3d2 · sha256:974df82c1b3e720a… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:e1261ae8eefc7c8be51a4c807faf3bd05b529e2970e7bca0124a19babd3fc3d2 · sha256:974df82c1b3e720a… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:e1261ae8eefc7c8be51a4c807faf3bd05b529e2970e7bca0124a19babd3fc3d2 · sha256:974df82c1b3e720a… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1001/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:e1261ae8eefc7c8be51a4c807faf3bd05b529e2970e7bca0124a19babd3fc3d2 · sha256:974df82c1b3e720a… · /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.