CVE-2023-52091 — An anti-spyware engine link following vulnerability in Trend Micro Apex One coul

An anti-spyware engine link following vulnerability in Trend Micro Apex One could allow a local attacker to escalate privileges on affected installations.

01What is this vulnerability?

An anti-spyware engine link following vulnerability in Trend Micro Apex One could allow a local attacker to escalate privileges on affected installations.

02Affected products

Vendor	Product	Versions
Trend Micro, Inc.	Trend Micro Apex One	2019 (14.0)
Trend Micro, Inc.	Trend Micro Apex One as a Service	SaaS

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-01-23T20:39:50.527Z
• Last modified: 2025-06-20T18:55:01.618Z

09References

• success.trendmicro.com — https://success.trendmicro.com/dcx/s/solution/000296151?language=en_US
• www.zerodayinitiative.com — https://www.zerodayinitiative.com/advisories/ZDI-24-027/