CVE•Published 2026-03-26•Modified 2026-06-04•1 article on news•6 live references•NVD data
CVE-2026-34352Tigervnc · Tigervnc
Vulnerability data via NVD (ingested)
CVSS v3.1
8.5
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
EPSS percentile
10
Exploit Prediction Scoring System · top 90% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2026-03-26
Modified 2026-06-04
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-34352Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Tigervnc Tigervnc"All exposed Tigervnc Tigervnc instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Tigervnc"HTTP body or banner mentions "Tigervnc" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-34352Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-34352Censys host search filtered to this CVE id.
grep.app
CVE-2026-34352Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-34352GitHub code search for direct mentions.
Google dork
"CVE-2026-34352" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.