Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-34352

CVSS 8.5 · High EPSS 0.25% · P16

Affected Version Matrix 1

VendorProductVersion RangeStatus
TigerVNCTigerVNC< 1.16.2affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-34352

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
TigerVNC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TigerVNC是TigerVNC开源的一款VNC（虚拟网络控制台）服务器和客户端软件。 TigerVNC 1.16.2之前版本存在安全漏洞，该漏洞源于x0vncserver中Image.cxx权限不正确，可能导致其他用户观察或操纵屏幕内容，或导致应用程序崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
TigerVNCTigerVNC 0 ~ 1.16.2 -

II. Public POCs for CVE-2026-34352

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 13440 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-34352

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-34352 (1)

Mailing List Discussions for CVE-2026-34352 (1)

Vendor Pages for CVE-2026-34352 (1)

Other References for CVE-2026-34352 (1)

IV. Related Vulnerabilities

Same product: TigerVNC
Same vendor: TigerVNC
Same weakness: CWE-732

V. Comments for CVE-2026-34352

No comments yet

Leave a comment