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Synacor

35 articles from 12 outlets between 23 Jan and 1 Oct. First reported by SecurityOnline. The busiest day was Tue 21 Apr, with 5 articles.

Articles: 35; all time · from 12 outlets
Days with coverage: 14; across 252 days
Busiest day: 5; articles on Tue 21 Apr
Last 7 days: 0a day; vs 0.1 a day before
First report: 23 Jan; SecurityOnline
CVEs tracked: 5; 5 in CISA KEV · all time

Coverage over time

35 articles · 23 Jan – 1 Oct

23 JanFirst report23 Jan · SecurityOnline

Show as table

Synacor: articles per day
Day (UTC)	Articles	Outlets
Fri 23 Jan	4	SecurityOnline 1, SecurityWeek 1, Security Affairs 1, The Hacker News 1
Wed 18 Feb	2	The Hacker News 1, Security Affairs 1
Wed 18 Mar	3	CISA 2, Security Affairs 1
Thu 19 Mar	4	The Hacker News 1, SecurityWeek 1, DataBreaches 1, Security Affairs 1
Tue 21 Apr	5	CISA 2, The Hacker News 1, Security Affairs 1, SecurityWeek 1
Thu 23 Jul	3	Unit 42 1, Infosecurity 1, CISA 1
Fri 24 Jul	1	Security Affairs 1
Sat 25 Jul	1	SOCRadar 1
Thu 20 Aug	2	SecurityOnline 1, SecurityWeek 1
Fri 21 Aug	2	Security Affairs 1, CISA 1
Sat 22 Aug	2	CISA 1, Security Affairs 1
Mon 24 Aug	1	Dark Reading 1
Wed 30 Sep	4	Microsoft 1, The Hacker News 1, SecurityOnline 1, Ars Technica 1
Thu 1 Oct	1	SecurityWeek 1

Articles

35 articles

Thu 1 Oct1 article

13:01
Attackers Exploited Zimbra Flaw Before Public DisclosureSecurityWeek

Wed 30 Sep4 articles

21:01
Attackers Exploit Zimbra Flaw to Steal Emails and Authentication DataArs Technica
18:38
Unpatched Zimbra Servers Exposed to Shells and Credential TheftSecurityOnline
18:01
Attackers Exploit Zimbra Flaw to Steal Mail and Maintain AccessThe Hacker News
15:01
Attackers Exploit Zimbra Flaw to Deploy Web Shells and Steal MailMicrosoft

Mon 24 Aug1 article

22:31
Exploited Zimbra Flaw Highlights Shrinking Window to PatchDark Reading

Sat 22 Aug2 articles

08:31
CISA adds critical Zimbra flaw CVE-2026-73570 to KEV listSecurity Affairs
02:47
CISA flags critical Zimbra command injection flaw in KEV catalogCISA · official notice

Fri 21 Aug2 articles

17:45
CISA Adds High Zimbra SMTP Flaw CVE‑2026‑73570 to Exploit ListCISA · official notice
10:40
CERT Polska warns of Zimbra RCE flaw CVE-2026-73570 after patchSecurity Affairs

Thu 20 Aug2 articles

15:31
Zimbra CVE-2026-73570 bug lets attackers run OS commandsSecurityWeek
05:20
Zimbra flaw (CVE-2026-73570) lets attackers run arbitrary codeSecurityOnline

Sat 25 Jul1 article

10:21
Zimbra XSS bug CVE‑2025-66376 lets Russian hackers steal mailSOCRadar

Fri 24 Jul1 article

08:50
US agencies warn Laundry Bear exploits CVE-2025-66376 in ZimbraSecurity Affairs

Thu 23 Jul3 articles

16:00
LAUNDRY BEAR Uses CVE-2025-66376 to Hack Zimbra via PhishingCISA · official notice
15:59
Russian zero-click attack exploits Zimbra flaw CVE-2025-66376Infosecurity
14:20
Russian hackers exploit Zimbra flaw in zero click email campaignUnit 42

Tue 21 Apr5 articles

11:31
CISA Adds Cisco SD WAN, Zimbra XSS Flaws to KEV CatalogSecurityWeek
10:21
CISA adds weaponised PaperCut, TeamCity flaws to KEV catalogSecurity Affairs
07:32
CISA adds eight KEV flaws, Cisco SDWAN bugs actively exploitedThe Hacker News
00:59
Synacor Zimbra XSS Flaw (CVE-2025-48700) Exposes User SessionsCISA · official notice
00:26
CISA flags active Synacor Zimbra XSS flaw, urges immediate patchCISA · official notice

Thu 19 Mar4 articles

16:05
Russian APT targets Ukraine via Zimbra XSS flaw CVE-2025-66376Security Affairs
15:35
Russian hackers exploit Zimbra flaw in Ukrainian govt attacksDataBreaches
13:33
Russian APT Exploits Zimbra Vulnerability Against UkraineSecurityWeek
06:56
CISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero-Day Hit in Ransomware AttacksThe Hacker News

Wed 18 Mar3 articles

21:48
U.S. CISA adds Microsoft SharePoint and Zimbra flaws to its Known Exploited Vulnerabilities catalogSecurity Affairs
20:38
CISA Adds CVE-2025-66376 to Known Exploited Vulnerabilities CatalogueCISA · official notice
18:33
CISA Adds CVE-2025-66376 to Known Exploited Vulnerabilities CatalogueCISA · official notice

Wed 18 Feb2 articles

11:51
U.S. CISA adds Google Chromium CSS, Microsoft Windows, TeamT5 ThreatSonar Anti-Ransomware, and Zimbra flaws to its Known Exploited Vulnerabilities catalogSecurity Affairs
07:31
CISA Flags Four Security Flaws Under Active Exploitation in Latest KEV UpdateThe Hacker News

Fri 23 Jan4 articles

15:51
CISA Updates KEV Catalog with Four Actively Exploited Software VulnerabilitiesThe Hacker News
12:26
U.S. CISA adds Prettier eslint-config-prettier, Vite Vitejs, Versa Concerto SD-WAN orchestration platform, and Synacor Zimbra Collaboration Suite flaws to its Known Exploited Vulnerabilities catalogSecurity Affairs
11:56
Organizations Warned of Exploited Zimbra Collaboration VulnerabilitySecurityWeek
10:16
CISA Adds 4 Critical Flaws to “Must-Patch” List as Exploits SurgeSecurityOnline · first report