CVE-2026-122136: romkatv powerlevel10k

Powerlevel10k before 1.20.19 Symlink Following via Instant Prompt Temporary File

CVSS 4.1 MediumEPSS 0.0012 · 1st percentile

Published by the CVE Program (CNA: VulnCheck) at 4 Nov 2026, 20:36 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
romkatv	powerlevel10k	affected before 1.20.19 custom Other versions: unaffected

Identifiers

CVE-2026-122136

CNA

VulnCheck

Weakness (CWE)

CWE-59

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
4.1	Medium	4.0	CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
4.4	Medium	3.1	CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0012, the 1st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

4 Nov 2026, 20:36 UTC Confirmed by the CVE List
4 Nov 2026, 20:43 UTC First seen by agentprime
4 Nov 2026, 21:18 UTC Confirmed by NVD

Sources

References from the CNA

github.com/romkatv/powerlevel10k/issues/2972 issue-tracking
github.com/romkatv/powerlevel10k product
github.com/romkatv/powerlevel10k/commit/7ddd1b2715c3844275214347a3572ac1fdd6dc39 patch
github.com/romkatv/powerlevel10k/blob/v1.20.0/internal/p10k.zsh#L6445-L6452 technical-description
www.vulncheck.com/advisories/powerlevel10k-before-1.20.19-symlink-following-via-instant-prompt-temporary-file third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.