CVE Explorer

CVE-2026-23563

Improper Link Resolution Before File Access (invoked by 1E‑Explorer‑TachyonCore‑DeleteFileByPath instruction) in TeamViewer DEX - 1E Client before version 26.1 on Windows allows a low‑privileged local attacker to delete protected system files via a crafted RPC control junction or symlink that is followed when the delete instruction executes.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4d4fe2bfc639fbae3a48f682c9a272b98596c1bb82f513bdb1b6067b128e2c34

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","modules":["1E Client"],"platforms":["Windows"],"product":"DEX","vendor":"TeamViewer","versions":[{"lessThan":"26.1","status":"affected","version":"0","versionType":"custom"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:0adbe9997701a421e80a46895a415501b1728fe1c16adbc52197d1c08aa83168 · sha256:2f90d69d8b9b9754… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:0adbe9997701a421e80a46895a415501b1728fe1c16adbc52197d1c08aa83168 · sha256:2f90d69d8b9b9754… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-59","description":"CWE-59 Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:0adbe9997701a421e80a46895a415501b1728fe1c16adbc52197d1c08aa83168 · sha256:2f90d69d8b9b9754… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1002/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:0adbe9997701a421e80a46895a415501b1728fe1c16adbc52197d1c08aa83168 · sha256:2f90d69d8b9b9754… · /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.

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