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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-10523

An Authentication Bypass vulnerability (CWE-288) in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote unauthenticated attacker to create arbitrary administrative accounts and obtain full administrative access

CRITICAL 9.8EPSS 53.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 53.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

An Authentication Bypass vulnerability (CWE-288) in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote unauthenticated attacker to create arbitrary administrative accounts and obtain full administrative access

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
53.14% probability · 99th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-288
Affected
ivanti/standalone sentry
Source
3c1d8aa1-5a33-4ea4-8992-aadd6440af75
EPSS trend
0%28%55%24 September 2026: 53.14%30 October 2026: 53.14%24 September 202630 October 2026

EPSS moved from 53.1% on 24 September 2026 to 53.1% on 30 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.