CVE Explorer
CVE-2026-2345
Proctorio Chrome Extension is a browser extension used for online proctoring. The extension contains multiple window.addEventListener('message', ...) handlers that do not properly validate the origin of incoming messages. Specifically, an internal messaging bridge processes messages based solely on the presence of a fromWebsite property without verifying the event.origin attribute.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Secure Exam Proctor Extension","vendor":"Proctorio","versions":[{"status":"affected","version":"1.5.25220.33"},{"status":"unaffected","version":"1.5.25220.36"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:b8ca953a285d5835cffbfd849ff37a897fff219cd268384fdaa5f894e4fc5272 · sha256:930a00436b6189a8… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":3.6,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:b8ca953a285d5835cffbfd849ff37a897fff219cd268384fdaa5f894e4fc5272 · sha256:930a00436b6189a8… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-346","description":"CWE-346 Origin Validation Error","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:b8ca953a285d5835cffbfd849ff37a897fff219cd268384fdaa5f894e4fc5272 · sha256:930a00436b6189a8… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://www.hckrt.com/hacktivity/46b61f36-b685-4667-aebf-82a67ad69ad6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b8ca953a285d5835cffbfd849ff37a897fff219cd268384fdaa5f894e4fc5272 · sha256:930a00436b6189a8… · /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.