How severe is CVE-2024-27674?

CVE-2024-27674 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-27674 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27674?

CVE-2024-27674 affects Macro-expert Macro Expert. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27674?

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.

Does CVE-2024-27674 have an EU (EUVD) identifier?

Yes. CVE-2024-27674 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24868.

When was CVE-2024-27674 published?

CVE-2024-27674 was published on 2024-04-03 and last updated on 2026-06-17.

CVE-2024-27674

CVE-2024-27674 is a high-severity vulnerability in Macro-expert Macro Expert 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24868
Weakness: CWE-276
Affected product: Macro-expert Macro Expert
Published: 2024-04-03
Last modified: 2026-06-17

Description

Macro Expert through 4.9.4 allows BUILTIN\Users:(OI)(CI)(M) access to the "%PROGRAMFILES(X86)%\GrassSoft\Macro Expert" folder and thus an unprivileged user can escalate to SYSTEM by replacing the MacroService.exe binary.

Frequently asked questions

What is CVE-2024-27674?: Macro Expert through 4.9.4 allows BUILTIN\Users:(OI)(CI)(M) access to the "%PROGRAMFILES(X86)%\GrassSoft\Macro Expert" folder and thus an unprivileged user can escalate to SYSTEM by replacing the MacroService.exe binary.
How severe is CVE-2024-27674?: CVE-2024-27674 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-27674 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27674?: CVE-2024-27674 affects Macro-expert Macro Expert. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27674?: 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.
Does CVE-2024-27674 have an EU (EUVD) identifier?: Yes. CVE-2024-27674 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24868.
When was CVE-2024-27674 published?: CVE-2024-27674 was published on 2024-04-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:macro-expert:macro_expert:*:*:*:*:*:*:*:*

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