CVE-2026-78547Patch

LOWCVSS 4.4 · MEDIUM

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

NVD description

Out-of-bounds write vulnerability in Citrix Citrix Workspace app for Windows. This issue affects Citrix Workspace app for Windows: before 2603.11 Current Release (CR), before 2507.1 LTSR CU3, and before LTSR 2607.

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0.5/ 10 priority

Sources & remediation

Other references

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697034&articleTitle=Citrix_Workspace_app_for_Windows_Security_Bulletin_CVE_2026_78546_and_CVE_2026_78547

Weakness type (CWE)

CWE-787

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

Patch or workaround signal is available
2 mentions across 2 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 2 signals
Technical details provided in 2 signals
Peaked 1d ago at 1 mentions (2026-09-08); latest day: 1
2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d

Signal classification1 categories

Patch

2100.0%

Referenced assets1 URL

By indicator

https://www.valtersit.com/cve/CVE-2026-78547

Full discourse2 posts

Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters37d
Patch
CVE-2026-78547: Out-of-bounds write in Citrix Workspace app for Windows. CVSS not yet assigned, no patch confirmed. Treat as urgent, update to 2603.11 CR or 2507.1 LTSR CU3 now. https://www.valtersit.com/cve/CVE-2026-78547 #CVE #Citrix #infosec #CVE #infosec #XSS #valtersit #snippet #infosec #SysAdmin #cybersecurity #Linux #devsecops #devops #developer #sysadmin #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #cybersecurityawareness #cybersecurity #cybersecuritynews #cybersecuritytips #python #hacker #linux #kali #ubuntu #debian #docker
Post summary
The post reports CVE-2026-78547 as an out-of-bounds write in Citrix Workspace app for Windows and urges immediate updates to specific versions. No PoC, exploit tool, or active exploitation is mentioned.
0000061
1.1K followersView on X
IntraSystems, LLC@Intra_Access46d
Patch
MEDIUM SEVERITY | Citrix Workspace App for Windows CVE-2026-78546 & CVE-2026-78547: Out-of-bounds read/write vulnerabilities. Patch now! CR: Update to 2603.11+ LTSR: Update to 2507.1 CU3 or 2607 LTSR Help: servicedesk@intrasystems.com #Citrix #WorkspaceApp #CVE #PatchNow
Post summary
The notice alerts users to medium‑severity out‑of‑bounds read/write CVEs in Citrix Workspace App for Windows and urges immediate patching to specified updates.
0000080
308 followersView on X

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