How severe is CVE-2025-15595?

CVE-2025-15595 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-2025-15595 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15595?

CVE-2025-15595 affects Jrsoftware Inno Setup. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-15595?

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-2025-15595 have an EU (EUVD) identifier?

Yes. CVE-2025-15595 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208225.

When was CVE-2025-15595 published?

CVE-2025-15595 was published on 2026-03-03 and last updated on 2026-06-17.

CVE-2025-15595

CVE-2025-15595 is a high-severity vulnerability in Jrsoftware Inno Setup 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-1390.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 5.7
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208225
Weakness: CWE-1390
Affected product: Jrsoftware Inno Setup
Published: 2026-03-03
Last modified: 2026-06-17

Description

Privilege escalation via dll hijacking in Inno Setup 6.2.1 and ealier versions.

Frequently asked questions

What is CVE-2025-15595?: Privilege escalation via dll hijacking in Inno Setup 6.2.1 and ealier versions.
How severe is CVE-2025-15595?: CVE-2025-15595 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-2025-15595 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15595?: CVE-2025-15595 affects Jrsoftware Inno Setup. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-15595?: 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-2025-15595 have an EU (EUVD) identifier?: Yes. CVE-2025-15595 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208225.
When was CVE-2025-15595 published?: CVE-2025-15595 was published on 2026-03-03 and last updated on 2026-06-17.

References

https://jrsoftware.org/files/is6.2-whatsnew.htm

Affected products (1)

cpe:2.3:a:jrsoftware:inno_setup:*:*:*:*:*:*:*:*

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