CVE-2023-6184Citrix Session Recording XSS
Cross SiteScripting vulnerability in Citrix Session Recording allows attacker to perform Cross Site Scripting
Published Jan 17, 2024 · Updated Jun 2, 2025
Key Facts
Patch immediately- CVE-2023-6184 is a high-severity vulnerability (CVSS 7.2 v3.1) affecting Virtual Apps And Desktops (Citrix), Citrix Session Recording.
- It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Jan 18, 2024. No public exploit code is known.
- EPSS estimates a 47% probability of exploitation in the next 30 days.
- Fixed versions are available, including Citrix Session Recording CU4, Citrix Session Recording CU8 hotfix 19.12.8100.4, Virtual Apps And Desktops <=2311.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Scores
CVSS v3.1
7.2
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
47%
Higher than 98.8% of all scored CVEs
Exploit maturity
Exploited (KEV)
ATLAS score
57/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Jan 18, 2024
1 days after publication
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Exploited (KEV)
Public exploit code
0
Proof-of-concept links
In-the-wild evidence
10
Reports of active use
Advisories And Exploit References
- advisoryhttps://support.citrix.com/article/CTX583759/citrix-storefront-security-bulletin-for-cve20235914
- advisoryhttps://support.citrix.com/article/CTX583930/citrix-session-recording-security-bulletin-for-cve20236184
- advisoryhttps://www.bleepingcomputer.com/news/security/citrix-warns-of-new-netscaler-zero-days-exploited-in-attacks/
- advisoryhttps://www.securityweek.com/citrix-warns-netscaler-adc-customers-of-new-zero-day-exploitation/
- advisoryUSOM advisory
Description
Cross SiteScripting vulnerability in Citrix Session Recording allows attacker to perform Cross Site Scripting
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CIRCL KEV | Jan 18, 2024 | n/a | Not reported |
| Industry KEV feed | Jan 18, 2024 | n/a | Not reported |
Affected Products
15 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Virtual Apps And DesktopsCitrix | 1912-cu1, 1912-cu2, 1912-cu3, 1912-cu4, 1912-cu5, 1912-cu6, 1912-cu7, 1912 | 2311 |
| Citrix Session Recording | >= 2311 Current Release | CU8 hotfix 19.12.8100.4 |
Patched Releases
Citrix Session Recording
CU4, CU8 hotfix 19.12.8100.4
Virtual Apps And Desktops
<=2311
Timeline
Publicly disclosed
Jan 17, 2024
Added to CIRCL KEV
Jan 18, 2024
Added to Industry KEV feed
Jan 18, 2024
Last updated
Jun 2, 2025
Weakness Type
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
- CWE-913 Improper Control of Dynamically-Managed Code Resources
References
- advisorysupport.citrix.com · citrix-storefront-security-bulletin-for-cve2023…
- advisorysupport.citrix.com · citrix-session-recording-security-bulletin-for-…
- advisorybleepingcomputer.com · citrix-warns-of-new-netscaler-zero-days-exploit…
- advisorysecurityweek.com · citrix-warns-netscaler-adc-customers-of-new-zer…
- advisoryUSOM advisory
FAQ
Common Questions.
Cross SiteScripting vulnerability in Citrix Session Recording allows attacker to perform Cross Site Scripting
Affected: Virtual Apps And Desktops (Citrix) versions 1912-cu1, 1912-cu2, 1912-cu3, 1912-cu4, 1912-cu5, 1912-cu6, 1912-cu7, 1912; Citrix Session Recording versions >= 2311 Current Release. The full list is in the CVE brief.
It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Jan 18, 2024.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Citrix Session Recording CU4, Citrix Session Recording CU8 hotfix 19.12.8100.4, Virtual Apps And Desktops <=2311.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Is CVE-2023-6184 On Your Attack Surface?
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