Is CVE-2026-11487 in the CISA KEV catalog?

No. CVE-2026-11487 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-11487?

CVE-2026-11487 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2026-11487?

CVE-2026-11487 has an EPSS score of 0.92% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-11487?

Upgrade neovim on debian unstable to 0.12.3-1 or later.

CVE & CISA-KEV Catalog

CVE-2026-11487

MEDIUM

5.3

CVSS v3

NVD

Description

A flaw has been found in Neovim up to 0.12.2. Affected by this issue is the function M.read of the file runtime/lua/vim/secure.lua of the component View Branch. Executing a manipulation of the argument path can lead to command injection. It is possible to launch the attack on the local host. The exploit has been published and may be used. This patch is called f83e0dcaf8cf18de94828341b0a1a61a86c75baf. A patch should be applied to remediate this issue.

CWE-74Injection CWE-77Command Injection

How to fix

Remediation Available

neovimDebian

Fixed in:0.12.3-1CVE-2026-11487

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.92%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Other references8

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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.