Is CVE-2025-70888 in the CISA KEV catalog?

No. CVE-2025-70888 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-70888?

CVE-2025-70888 has a CVSS v3 base score of 3.3 (Low).

What is the EPSS score for CVE-2025-70888?

CVE-2025-70888 has an EPSS score of 0.48% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-70888?

Upgrade osslsigncode on debian unstable to 2.11-1 or later.

CVE & CISA-KEV Catalog

CVE-2025-70888

LOW

3.3

CVSS v3

NVD

Description

An issue in mtrojnar Osslsigncode affected at v2.10 and before allows a remote attacker to escalate privileges via the osslsigncode.c component

CWE-269Improper Privilege Management

How to fix

Remediation Available

osslsigncodeDebian

Fixed in:2.11-1CVE-2025-70888

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Exploit Intelligence

0.48%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Third-Party Advisory2

Issue Tracking1

github.com

Related Vulnerabilities

Other CWE-269 (Improper Privilege Management) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12635	Critical	9.8	100%	-	Fix
CVE-2022-24637	Critical	9.8	99%	-	Fix
CVE-2017-5689	Critical	9.8	92%	KEV	Fix
CVE-2020-3243	Critical	9.8	88%	-	-
CVE-2024-21888	High	8.8	87%	-	-
CVE-2022-0441	Critical	9.8	85%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-02.