CVE Explorer
CVE-2026-20419
In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"MediaTek chipset","vendor":"MediaTek, Inc.","versions":[{"status":"affected","version":"MT6890"},{"status":"affected","version":"MT6989TB"},{"status":"affected","version":"MT7902"},{"status":"affected","version":"MT7915"},{"status":"affected","version":"MT7916"},{"status":"affected","version":"MT7920"},{"status":"affected","version":"MT7921"},{"status":"affected","version":"MT7922"},{"status":"affected","version":"MT7925"},{"status":"affected","version":"MT7927"},{"status":"affected","version":"MT7981"},{"status":"affected","version":"MT7986"},{"status"…
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:959932617cc05cb352a08531b9f9a0ef2a80678c0eb5b26f558144b51e503d22 · sha256:5ebda7717e86c395… · /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:v2:959932617cc05cb352a08531b9f9a0ef2a80678c0eb5b26f558144b51e503d22 · sha256:5ebda7717e86c395… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-754","description":"CWE-754 Improper Check for Unusual or Exceptional Conditions","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:959932617cc05cb352a08531b9f9a0ef2a80678c0eb5b26f558144b51e503d22 · sha256:5ebda7717e86c395… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://corp.mediatek.com/product-security-bulletin/February-2026"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:959932617cc05cb352a08531b9f9a0ef2a80678c0eb5b26f558144b51e503d22 · sha256:5ebda7717e86c395… · /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.