How severe is CVE-2023-28929?

CVE-2023-28929 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-28929 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28929?

CVE-2023-28929 primarily affects Trendmicro Antivirus+ Security 2021. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-28929?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-28929 published?

CVE-2023-28929 was published on 2023-06-26 and last updated on 2026-06-17.

CVE-2023-28929

CVE-2023-28929 is a high-severity vulnerability in Trendmicro Antivirus+ Security 2021 with a CVSS 3.x base score of 7.8. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Trendmicro Antivirus+ Security 2021
Published: 2023-06-26
Last modified: 2026-06-17

Description

Trend Micro Security 2021, 2022, and 2023 (Consumer) are vulnerable to a DLL Hijacking vulnerability which could allow an attacker to use a specific executable file as an execution and/or persistence mechanism which could execute a malicious program each time the executable file is started.

Frequently asked questions

What is CVE-2023-28929?: Trend Micro Security 2021, 2022, and 2023 (Consumer) are vulnerable to a DLL Hijacking vulnerability which could allow an attacker to use a specific executable file as an execution and/or persistence mechanism which could execute a malicious program each time the executable file is started.
How severe is CVE-2023-28929?: CVE-2023-28929 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-28929 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28929?: CVE-2023-28929 primarily affects Trendmicro Antivirus+ Security 2021. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-28929?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-28929 published?: CVE-2023-28929 was published on 2023-06-26 and last updated on 2026-06-17.

References

https://helpcenter.trendmicro.com/en-us/article/tmka-19062

Affected products (12)

cpe:2.3:a:trendmicro:antivirus\+_security_2021:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:internet_security_2021:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:maximum_security_2021:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:premium_security_2021:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:antivirus\+_security_2022:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:internet_security_2022:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:maximum_security_2022:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:premium_security_2022:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:antivirus\+_security_2023:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:internet_security_2023:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:maximum_security_2023:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:premium_security_2023:*:*:*:*:*:*:*:*

More vulnerabilities in Trendmicro Antivirus+ Security 2021

CVE-2021-25251 — High (CVSS 7.2): The Trend Micro Security 2020 and 2021 families of consumer products are vulnerable to a code injection vulnerability…
CVE-2021-44023 — High (CVSS 7.1): A link following denial-of-service (DoS) vulnerability in the Trend Micro Security (Consumer) 2021 familiy of products…

All CVEs affecting Trendmicro Antivirus+ Security 2021 →

Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

CVE-2025-4981 — Critical (CVSS 9.9): Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to…
CVE-2025-69599 — Critical (CVSS 9.8): RayVentory Scan Engine through 12.6 Update 8 allows attackers to gain privileges if they control the value of the PATH…
CVE-2019-25268 — Critical (CVSS 9.8): NREL BEopt 2.8.0.0 contains a DLL hijacking vulnerability that allows attackers to load arbitrary libraries by tricking…
CVE-2023-53959 — Critical (CVSS 9.8): FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by…
CVE-2025-65741 — Critical (CVSS 9.8): Sublime Text 3 Build 3208 or prior for MacOS is vulnerable to Dylib Injection. An attacker could compile a .dylib file…
CVE-2024-23054 — Critical (CVSS 9.8): An issue in Plone Docker Official Image 5.2.13 (5221) open-source software that could allow for remote code execution…

Browse all CWE-427 (Uncontrolled Search Path Element) vulnerabilities →