CVE-2025-26399
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
89.5%
99.8th percentile
CISA KEV
Listed
Added 2026-03-09 · patch by 2026-03-12
Weakness / dates
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Published — · modified —
Timeline
- 2026-03-09 — Added to CISA KEV (actively exploited)
- 2026-03-12 — CISA patch-by deadline
Description
SolarWinds Web Help Desk contain a deserialization of untrusted data vulnerability in AjaxProxy that could allow an attacker to run commands on the host machine.