CVE•Published 2026-01-28•1 article on news•6 live references•NVD data
CVE-2025-40553
Vulnerability data via CVEDB (Shodan)
CVSS v3.1
9.8
CRITICAL
EPSS percentile
99
Exploit Prediction Scoring System · top 1% of all CVEs
Description
SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.
Timeline
Published 2026-01-28
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-2025-40553Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Solarwinds Web Help Desk"All exposed Solarwinds Web Help Desk instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Web Help Desk"HTTP body or banner mentions "Web Help Desk" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2025-40553Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2025-40553Censys host search filtered to this CVE id.
grep.app
CVE-2025-40553Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2025-40553GitHub code search for direct mentions.
Google dork
"CVE-2025-40553" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.