VulnSocial

CVE-2026-50055Patch

LOW

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

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0.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Patch or workaround signal is available
  • 4 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 3 signals
  • Technical details provided in 3 signals
  • Peaked 2d ago at 2 mentions (2026-07-22); latest day: 1
  • 4 total mentions across 3 days

Deep dive

Activity timeline4 mentions / 3d
01122Mentions · 2026-07-22: 2Mentions · 2026-07-23: 1Mentions · 2026-10-14: 1Patch / Workaround · 2026-07-22: 2Patch / Workaround · 2026-07-23: 1Technical Details · 2026-07-22: 2Technical Details · 2026-07-23: 107-2207-2310-14
Signal classification1 categories
Patch
3100.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-07-222
Patch2
2026-07-231
Patch1
Full discourse4 posts
  • Leonel Marin@LeonelM41262107
    Patch

    🚨 Zimbra 10.1.20 corrige 9 vulnerabilidades, incluida una crítica de inyección de comandos vía SNMP + un bypass que permitía filtrar correo pese a restricciones de reenvío (CVE-2026-50055). Más info: 👇👇 https://whatsapp.com/channel/0029VassZ6m7z4kmqDvFZg07/395 #Ciberseguridad #Chrysalis #Zimbra https://t.co/ijBv90r1UB

    Post summary

    The announcement highlights the Zimbra 10.1.20 update that addresses CVE-2026-50055, a command injection via SNMP, without indicating active exploitation or providing exploit code.

    0102177
    28 followersView on X
  • CVE@CVEnew

    CVE-2026-50055 A policy-enforcement flaw in Zimbra Collaboration Suite allows an authenticated user to bypass disabled mail forwarding by using a Sieve notify action to send copies … https://www.cve.org/CVERecord?id=CVE-2026-50055

    00000552
    58.2K followersView on X
  • Rıdvan Yağlı@ridvanyagli
    Patch

    🔴 Zimbra, 9 güvenlik açığını yamalayan 10.1.20 sürümünü yayınladı. Güncelleme; SNMP bileşenindeki kritik bir Command Injection açığını, Classic Web Client'ı etkileyen 4 XSS zafiyetini ve e-posta yönlendirme kısıtlamalarını aşmaya olanak tanıyan CVE-2026-50055 açığını gideriyor. Özellikle SNMP notifications özelliği etkin olan sunucuların ve Classic Web Client kullanan ortamların en kısa sürede 10.1.20 veya üzeri sürüme güncellenmesi öneriliyor.

    Post summary

    Zimbra has issued version 10.1.20 to patch nine security defects—including a Command Injection and multiple XSS flaws—and advises rapid upgrade to mitigate these risks.

    00000131
    1.2K followersView on X
  • CyberTLDR@CyberTLDR
    Patch

    3/3 Defenses: upgrade to Zimbra 10.1.20 now, review mail forwarding rules for the bypass (CVE-2026-50055), and educate users on suspicious attachments that could carry stored XSS. #CyberSecurity #InfoSec #Cyber

    Post summary

    The advisory urges upgrading to Zimbra 10.1.20 to mitigate CVE‑2026‑50055, highlighting a mail forwarding rules bypass and recommending vigilance for stored XSS in attachments.

    0000045
    32 followersView on X

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