Is CVE-2026-25658 in the CISA KEV catalog?

No. CVE-2026-25658 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-25658?

CVE-2026-25658 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2026-25658?

CVE-2026-25658 has an EPSS score of 0.17% (6th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-25658?

Upgrade packet core gateway to 1.30 or later.

CVE & CISA-KEV Catalog

CVE-2026-25658

MEDIUM

6.5

CVSS v3

NVD

Description

Ericsson Packet Core Gateway (PCG) versions prior to 1.30 contain an Improper Handling of Missing Values (CWE-230) vulnerability where an attacker continuously sending a specially crafted message can cause service degradation. The impact continues as long the attack persists but the system recovers from the crashes when the attack stops.

CWE-230

How to fix

Remediation Available

packet core gatewayNVD

Affected:< 1.30Fixed in:1.30CVE-2026-25658derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.17%probability of exploitation in 30 days

6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Vendor Advisory1

ericsson.com

Related Vulnerabilities

Other CWE-230 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-0208	High	7.8	1.8%	-	Fix
CVE-2024-10508	Critical	9.8	1.5%	-	Fix
CVE-2024-6237	Medium	6.5	0.9%	-	Fix
CVE-2024-11024	Critical	9.8	0.7%	-	Fix
CVE-2025-23225	Medium	6.5	0.4%	-	-
CVE-2026-20086	High	8.6	0.4%	-	-

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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 2026-06-08.