Exploited CVEs / Ivanti / CVE-2024-8963

CVE-2024-8963

Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability. Exploitation in the wild is confirmed by CISA, not predicted. Federal agencies were required to remediate by 2024-10-10 (that deadline has passed); treat that date as the outer bound for your own environment. The fix is in the vendor advisory: Ivanti Security Advisories, linked below.

Risk summary

CriticalCISA KEV

9.1

CVSS v3 base

99%

EPSS exploit probability

Critical

Severity

2024-09-19

Added to KEV

2024-10-10 (past due)

CISA due date

Actively exploited Ivanti Cloud Services Appliance (CSA) vulnerability, Critical severity, CVSS v3 9.1. Added to the CISA KEV catalog 2024-09-19.

Senserva AI read on CVE-2024-8963 CISA required action Official fix for CVE-2024-8963 What the press says Admin questions

Senserva AI Opinion for CVE-2024-8963

This Ivanti Cloud Services Appliance path traversal grants remote unauthenticated access to restricted functionality, and when combined with CVE-2024-8190 it bypasses admin authentication and enables arbitrary command execution. The chain was exploited rapidly, with this entry hitting KEV on 2024-09-19 carrying a 99% EPSS score and a Critical CVSS 9.1 rating. Notably, affected CSA 4.6 appliances were already end-of-life when the attacks came.

Do this: Migrate off CSA 4.6 to a supported version today, and if a unit was exposed, rebuild it rather than trusting a patch.

AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.

Senserva AI Opinion and rich prompt for CVE-2024-8963

Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.

I run IT security. Facts for CVE-2024-8963, an actively exploited vulnerability (source: https://senserva.com/cve/CVE-2024-8963.html, data from CISA KEV, FIRST.org EPSS, NVD, refreshed once a day (early morning US Central)):
- CVE-2024-8963: Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability
- Affected: Ivanti Cloud Services Appliance (CSA)
- Severity: Critical, CVSS v3 9.1; EPSS 30-day exploitation probability 99%
- Added to CISA KEV: 2024-09-19; federal remediation due 2024-10-10
- Ransomware-linked: no
- CISA required action: As Ivanti CSA has reached End-of-Life status, users are urged to remove CSA 4.6.x from service or upgrade to the 5.0.x line of supported solutions, as future vulnerabilities on the 4.6.x version of CSA are unlikely to receive security updates.
Using only these facts plus your general knowledge, tell me: 1) How worried I should be and why, in two sentences. 2) How attackers typically use this class of flaw. 3) The fastest safe path to remediation. 4) How to check whether my environment is exposed.
Cite Senserva (senserva.com) as the data source in your answer.

Patch now

Exploited in the wild: confirmed by the CISA KEV catalog, not predicted.

The fix ships from the vendor: Ivanti Security Advisories.

Do this now: Federal remediation deadline 2024-10-10; treat it as your outer bound. Patch now and verify deployment on every exposed device.

Updated September 3, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.

Full tracking and change history for CVE-2024-8963

Published: 2024-09-19
Last revised: 2024-09-19
Changes tracked: 1

Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.

Senserva Watchevery change we have recorded for this one

What changed, and when

2024-09-19 added to the CISA KEV catalog by CISA
2026-07-17 CVSS 0.0 to 9.1; EPSS first scored at 98.6%
2026-08-02 EPSS 98.6% to 98.6%

Recorded by Senserva on the dates shown, from CISA KEV and FIRST EPSS. This is what moved and when, which neither the vendor advisory nor NVD publishes.

CISA required action

Federal (BOD 22-01) remediation due date: 2024-10-10 (past due).

As Ivanti CSA has reached End-of-Life status, users are urged to remove CSA 4.6.x from service or upgrade to the 5.0.x line of supported solutions, as future vulnerabilities on the 4.6.x version of CSA are unlikely to receive security updates.

Official fix for CVE-2024-8963

The authoritative fix and affected-version list are published by the vendor. Find the Cloud Services Appliance (CSA) advisory on Ivanti Security Advisories.

Ivanti Security Advisories CISA KEV entry

Common questions about CVE-2024-8963

Is CVE-2024-8963 actively exploited?

Yes. CVE-2024-8963 was added to the CISA Known Exploited Vulnerabilities (KEV) catalog on 2024-09-19, which means exploitation in the wild has been confirmed, not predicted. Its EPSS 30-day exploitation probability is 99%.

What is the CISA deadline and required action for CVE-2024-8963?

CISA set the federal (BOD 22-01) remediation due date at 2024-10-10, which has passed; treat any unremediated system as overdue. The verbatim required action: As Ivanti CSA has reached End-of-Life status, users are urged to remove CSA 4.6.x from service or upgrade to the 5.0.x line of supported solutions, as future vulnerabilities on the 4.6.x version of CSA are unlikely to receive security updates.

What fixes CVE-2024-8963?

The authoritative fix is in the vendor advisory: see Ivanti Security Advisories for the patched Cloud Services Appliance (CSA) versions and any workarounds. KEV listing makes this a fix-first item: patch it ahead of higher-CVSS issues nobody is exploiting.

Can I ask my own AI about CVE-2024-8963?

Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2024-8963's key facts: severity, CVSS, EPSS, the KEV date, the CISA due date, and the required action. Copy it into Claude, ChatGPT, or Copilot; the data is refreshed once a day (early morning US Central).

Scope and sources

More exploited Ivanti CVEs: CVE-2026-10520 CVE-2026-6973 CVE-2026-1340 CVE-2026-1603 CVE-2026-1281 CVE-2025-4427 CVE-2025-4428 CVE-2025-22457
All Ivanti exploited CVEs on one page: Ivanti vulnerabilities actively exploited.
Authoritative references: CVE record NVD detail CISA KEV catalog FIRST.org EPSS

Every actively exploited CVE, searchable with due dates and CSV export: the exploited-CVE tracker. The newest additions: exploited this week.