PULSE
LIVE16signals / 24h
ES
FEED
ransomqilin reclama a Powder River Heating & Air Conditioning · US · Consumer Servicesransomqilin reclama a Droguería Martorani · AR · Consumer Servicesransomthegentlemen reclama a Military Sealift Command · US · Transportation/Logisticsransomthegentlemen reclama a Advantage Home Health Care · US · Healthcareransomthegentlemen reclama a Sunway Scientific · TW · Manufacturingransomqilin reclama a Cafar · AR · Agriculture and Food Productionransominterlock reclama a Centre for Newcomers · CA · Public Sectorransominterlock reclama a Paragon Store Fixtures · US · Manufacturingransomakira reclama a Westcoast Communication Services · Telecommunicationransomakira reclama a Nesco Bus Maintenance · Transportation/Logisticsransomm3rx reclama a suppcentersa.com · ZA · Business Servicesransomm3rx reclama a arambol.co.uk · GB · Not Foundransomincransom reclama a Kyokuto Kaihatsu Kogyo · JP · Manufacturingransomnova reclama a Phi · Not Foundransomqilin reclama a Powder River Heating & Air Conditioning · US · Consumer Servicesransomqilin reclama a Droguería Martorani · AR · Consumer Servicesransomthegentlemen reclama a Military Sealift Command · US · Transportation/Logisticsransomthegentlemen reclama a Advantage Home Health Care · US · Healthcareransomthegentlemen reclama a Sunway Scientific · TW · Manufacturingransomqilin reclama a Cafar · AR · Agriculture and Food Productionransominterlock reclama a Centre for Newcomers · CA · Public Sectorransominterlock reclama a Paragon Store Fixtures · US · Manufacturingransomakira reclama a Westcoast Communication Services · Telecommunicationransomakira reclama a Nesco Bus Maintenance · Transportation/Logisticsransomm3rx reclama a suppcentersa.com · ZA · Business Servicesransomm3rx reclama a arambol.co.uk · GB · Not Foundransomincransom reclama a Kyokuto Kaihatsu Kogyo · JP · Manufacturingransomnova reclama a Phi · Not Found
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CVE WatchJul 6, 2026

CVE-2026-57963

An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulat

CVSS

6.5

Medium

EPSS

0.2%

p8

KEV

—

Exploit Today

2

0-100

Published: Jul 1, 2026 · Last modified: Jul 6, 2026 · CWE-79

EPSS · 30d
0.1%EPSS · 30 days0.2%
2026-07-012026-07-17
Technical description

An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.

Official references
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