PULSE
ES
FEED
ransomsilentransomgroup reclama a M... M... · Not Foundransomsilentransomgroup reclama a P... H... · Not Foundransomglobal secret group reclama a Graves Fireplaces, Inc. · US · Manufacturingransomincransom reclama a centralrogers.com · US · Otherransomdark project reclama a Asensus Surgical · US · Healthcareransomdark project reclama a The Excalibur Group · US · Not Foundransomsilentransomgroup reclama a P...S...R... · Not Foundransomaurora reclama a Duarte Nursery, Inc. · US · Agriculture and Food Productionransomn0n reclama a 51Ridge (Newark NJ hosting/IT) · US · Technologyransombooba project reclama a Research Foundation of The City University of New York · US · Educationransombooba project reclama a Chicago Vein Institute · US · Healthcareransombooba project reclama a Pearland Pediatrics · US · Healthcareransombooba project reclama a City of Mt. Angel, Oregon · US · Government & Defenseransombooba project reclama a City Hall - Everett, MA · US · Government & Defenseransomsilentransomgroup reclama a M... M... · Not Foundransomsilentransomgroup reclama a P... H... · Not Foundransomglobal secret group reclama a Graves Fireplaces, Inc. · US · Manufacturingransomincransom reclama a centralrogers.com · US · Otherransomdark project reclama a Asensus Surgical · US · Healthcareransomdark project reclama a The Excalibur Group · US · Not Foundransomsilentransomgroup reclama a P...S...R... · Not Foundransomaurora reclama a Duarte Nursery, Inc. · US · Agriculture and Food Productionransomn0n reclama a 51Ridge (Newark NJ hosting/IT) · US · Technologyransombooba project reclama a Research Foundation of The City University of New York · US · Educationransombooba project reclama a Chicago Vein Institute · US · Healthcareransombooba project reclama a Pearland Pediatrics · US · Healthcareransombooba project reclama a City of Mt. Angel, Oregon · US · Government & Defenseransombooba project reclama a City Hall - Everett, MA · US · Government & Defense
← All CVEs
CVE WatchOct 20, 2026

CVE-2026-87861

When using ambient user credentials, an HTTP request directed to one origin may be dispatched over a connection previously authenticated via

CVSS

—

No CVSS

EPSS

—

KEV

—

Exploit Today

—

0-100

Published: Oct 20, 2026 · Last modified: Oct 20, 2026

EPSS · 30d

Not enough EPSS history yet.

Technical description

When using ambient user credentials, an HTTP request directed to one origin may be dispatched over a connection previously authenticated via Negotiate for a different origin, leaving the request's intended credentials unused.

Official references
Related CVEs

No related CVEs by CWE or product.