CVE-2026-62900

This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.

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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 VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Exploit Intelligence

0.55%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Patch1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-212 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-1940	High	7.5	4.5%	-	-
CVE-2022-29900	Medium	6.5	3.8%	-	Fix
CVE-2002-0704	High	7.5	3.2%	-	-
CVE-2020-15094	High	8.0	3.0%	-	Fix
CVE-2022-23633	High	7.4	2.2%	-	Fix
CVE-2019-19362	Medium	6.5	2.1%	-	-

Common questions

How do I fix CVE-2026-62900?

Published advisories record a fix for 151 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2026-62900 being actively exploited?

Not that we know of. CVE-2026-62900 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.55% is the estimated probability that it will be exploited in the next 30 days. That is higher than 44% of all scored CVEs.

How severe is CVE-2026-62900?

CVE-2026-62900 has a CVSS v3 base score of 5.9, rated important. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-62900 affect?

Published advisories record a fix for aspnetcore-runtime-10.0 (Red Hat / RHEL), aspnetcore-runtime-10.0 (Rocky), aspnetcore-runtime-8.0 (Rocky), aspnetcore-runtime-8.0 (Red Hat / RHEL), and 147 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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 2026-08-14.