CVE-2025-0282 — Ivanti Connect Secure
CISA KEVRansomwareAs of 2025-10-24, CVE-2025-0282 is a CRITICAL-severity vulnerability in Ivanti Connect Secure, CVSS v3.1 9, EPSS 94.1% (99.9th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-01-08), with a US federal remediation deadline of 2025-01-15, and CISA links it to known ransomware campaigns. Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2025-0282, most recently “Sen. Wyden Urges Binding Federal Mandate to Purge Internet-Facing Legacy VPNs for Zero-Trust Remote Access”.
Last updated: 2025-10-24
What is CVE-2025-0282?
A stack-based buffer overflow in Ivanti Connect Secure before version 22.7R2.5, Ivanti Policy Secure before version 22.7R1.2, and Ivanti Neurons for ZTA gateways before version 22.7R2.3 allows a remote unauthenticated attacker to achieve remote code execution.
The record classifies CVE-2025-0282 under weakness classes CWE-121, CWE-787. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 11 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 623 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 9 — CRITICAL
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H - EPSS (FIRST)
- 94.1% probability of exploitation in the next 30 days, higher than 99.9% of all scored CVEs
- CISA KEV
- Listed since 2025-01-08, federal remediation deadline 2025-01-15 — used in known ransomware campaigns
- Threadlinqs priority
- 10/10 — CISA lists it as used in ransomware, which Threadlinqs scores at the maximum
- Published
- 2025-01-08, last modified 2025-10-24
Is CVE-2025-0282 being exploited?
CISA added CVE-2025-0282 to the Known Exploited Vulnerabilities catalog on 2025-01-08, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-01-15 under BOD 22-01. CISA flags the vulnerability as one used in known ransomware campaigns. It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.
Affected products and versions
- Ivanti: Connect Secure 22.7, Neurons For Zero-trust Access 22.7, Policy Secure 22.7
Showing 3 of 11 recorded product entries.
How to fix CVE-2025-0282
The record marks a vendor fix as available for CVE-2025-0282. Patch reference: https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283. Vendor advisory: https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283. Because CVE-2025-0282 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-01-15. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.
Threat activity tracking CVE-2025-0282
2 tracked threats in the Threadlinqs corpus reference CVE-2025-0282, either in the campaign’s CVE list or as an indicator on the campaign record.
- Sen. Wyden Urges Binding Federal Mandate to Purge Internet-Facing Legacy VPNs for Zero-Trust Remote Access — MEDIUM · 2026-07-27
- RESURGE Passive Rootkit — Ivanti Connect Secure CVE-2025-0282 Exploitation, CRC32 TLS Fingerprint C2, Covert SSH Channel, SPAWNCHIMERA/SPAWNSLOTH Variants, CISA MAR Update — CRITICAL · 2026-03-02
Sources
Seeded from nvd and not yet processed by the Threadlinqs enrichment pipeline, so blank CVSS, EPSS or KEV fields above mean NOT MEASURED rather than measured-absent.
- forums.ivanti.com
- cloud.google.com
- cisa.gov
- github.com
- labs.watchtowr.com
- cisa.gov (known exploited vulnerabilities catalog)
- cisa.gov (known exploited vulnerabilities catalog)
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