onyx

onyx --cves cve-2026-76798

CVE-2026-76798

MEDMongoDB
score
0.2
cvss
6.3
epss
0.3%
published
2026-08-28
kev added
—
first seen

MongoSQL Transition Readiness Tool contains a stored XSS caused by unencoded query text and user names from BI Connector logs in generated HTML reports, letting users issuing queries via BI Connector execute scripts in operator's browser, exploit requires report generation and opening in browser.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2026-08-28 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score 0.20.2epss2026-09-22: epss 0.2%2026-09-23: epss 0.2%2026-09-24: epss 0.3%2026-09-25: epss 0.3%2026-09-26: epss 0.3%2026-09-27: epss 0.3%2026-09-29: epss 0.3%2026-09-30: epss 0.3%2026-10-01: epss 0.3%2026-10-02: epss 0.3%2026-10-03: epss 0.3%2026-10-04: epss 0.3%2026-10-05: epss 0.3%2026-10-06: epss 0.3%2026-10-07: epss 0.3%2026-10-08: epss 0.3%2026-10-09: epss 0.3%2026-10-10: epss 0.3%2026-10-11: epss 0.3%2026-10-12: epss 0.3%2026-10-13: epss 0.3%2026-10-14: epss 0.3%2026-10-15: epss 0.3%2026-10-16: epss 0.3%2026-10-18: epss 0.3%2026-10-19: epss 0.3%2026-10-20: epss 0.3%2026-10-21: epss 0.3%0.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-79

References 1