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Russian-Linked Hackers Target 80+ Organizations via Roundcube Flaws

ID: c1e33010-84fd-566a-80b0-78a1e98a159f

STIX ID: report--c1e33010-84fd-566a-80b0-78a1e98a159f

Feed Name: The Hacker News

Threat Score
88/100

Date Published: 2024-02-19

Date Updated: 2026-04-24

Author: [email protected] (The Hacker News)

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Recorded Future attributes an October 2023 cyber-espionage campaign to Winter Vivern (TAG-70/TA473), which exploited cross-site scripting (XSS) vulnerabilities in Roundcube webmail to inject JavaScript payloads that exfiltrated user credentials, impacting over 80 organizations including government, military, and diplomatic targets across Georgia, Poland, Ukraine and several embassies.

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