CVE-2025-5466
CVE-2025-5466 is a medium-severity vulnerability in Ivanti Connect Secure with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-776.
Key facts
- Severity: Medium (CVSS 3.x base score 4.9)
- EPSS exploit prediction: 1% (44th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-24257
- Weakness: CWE-776
- Affected product: Ivanti Connect Secure
- Published:
- Last modified:
Description
XEE in Ivanti Connect Secure before 22.7R2.8 or 22.8R2, Ivanti Policy Secure before 22.7R1.5, Ivanti ZTA Gateway before 22.8R2.3-723 and Ivanti Neurons for Secure Access before 22.8R1.4 (Fix deployed on 02-Aug-2025) allows a remote authenticated attacker with admin privileges to trigger a denial of service
Frequently asked questions
- What is CVE-2025-5466?
- XEE in Ivanti Connect Secure before 22.7R2.8 or 22.8R2, Ivanti Policy Secure before 22.7R1.5, Ivanti ZTA Gateway before 22.8R2.3-723 and Ivanti Neurons for Secure Access before 22.8R1.4 (Fix deployed on 02-Aug-2025) allows a remote authenticated attacker with admin privileges to trigger a denial of service
- How severe is CVE-2025-5466?
- CVE-2025-5466 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2025-5466 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-5466?
- CVE-2025-5466 primarily affects Ivanti Connect Secure. In total, 29 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2025-5466?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-5466 have an EU (EUVD) identifier?
- Yes. CVE-2025-5466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24257.
- When was CVE-2025-5466 published?
- CVE-2025-5466 was published on 2025-08-12 and last updated on 2026-06-17.
References
Affected products (29)
- cpe:2.3:a:ivanti:connect_secure:*:*:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:-:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1.1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1.2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1.3:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1.4:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r1.5:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.3:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.4:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.5:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.6:*:*:*:*:*:*
- cpe:2.3:a:ivanti:connect_secure:22.7:r2.7:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:*:*:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:-:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:r1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:r1.1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:r1.2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:r1.3:*:*:*:*:*:*
- cpe:2.3:a:ivanti:policy_secure:22.7:r1.4:*:*:*:*:*:*
- cpe:2.3:a:ivanti:zero_trust_access_gateway:22.8:r2.2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:neurons_for_secure_access:*:*:*:*:*:*:*:*
- cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.1:*:*:*:*:*:*
- cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.2:*:*:*:*:*:*
- cpe:2.3:a:ivanti:neurons_for_secure_access:22.8:r1.3:*:*:*:*:*:*
More vulnerabilities in Ivanti Connect Secure
- CVE-2021-22893 — Critical (CVSS 10.0): Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an authentication bypass vulnerability exposed by the…
- CVE-2019-11510 — Critical (CVSS 10.0): In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an…
- CVE-2016-4787 — Critical (CVSS 10.0): Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0r10, and 7.4 before 7.4r13.4 allow remote…
- CVE-2025-22467 — Critical (CVSS 9.9): A stack-based buffer overflow in Ivanti Connect Secure before version 22.7R2.6 allows a remote authenticated attacker…
- CVE-2024-21894 — Critical (CVSS 9.8): A heap overflow vulnerability in IPSec component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure allows…
- CVE-2018-20813 — Critical (CVSS 9.8): An input validation issue has been found with login_meeting.cgi in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2.
All CVEs affecting Ivanti Connect Secure →
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- CVE-2014-2228 — Critical (CVSS 9.8): The XStream extension in HP Fortify SCA before 2.2 RC3 allows remote attackers to execute arbitrary code via unsafe…
- CVE-2013-4335 — Critical (CVSS 9.8): opOpenSocialPlugin 0.8.2.1, > 0.9.9.2, 0.9.13, 1.2.6: Multiple XML External Entity Injection Vulnerabilities
- CVE-2021-23926 — Critical (CVSS 9.1): The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from…
- CVE-2020-24590 — Critical (CVSS 9.1): The Management Console in WSO2 API Manager through 3.1.0 and API Microgateway 2.2.0 allows XML Entity Expansion attacks.