Vulnerability in Romkatv Gitstatus
CVE-2026-122137
Powerlevel10k before 1.20.19 contains an insecure temporary directory vulnerability in the bundled gitstatus/install script that reuses attacker-creatable directories when mktemp fails. Local attackers can pre-create the predictable gitstatus-install.tmp directory to replace the extracted gitstatusd binary, which then executes with the victim's privileges.
Published .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (1.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
The 30-day trend appears once there are two daily scores.
Affected products
Weakness classification (CWE)
References
- github.com/romkatv/gitstatus/commit/5433ecbb9a572d6c92be9feb33642395fccc782b (patch)
- github.com/romkatv/powerlevel10k (product)
- github.com/romkatv/powerlevel10k/blob/v1.20.0/gitstatus/install (technical-description)
- github.com/romkatv/powerlevel10k/commit/98bd39fd335e3f9f560e48e5c1957cb2a6a212c4 (patch)
- github.com/romkatv/powerlevel10k/issues/2972 (issue-tracking)
- www.vulncheck.com/advisories/powerlevel10k-before-1.20.19-insecure-temporary-di… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-122137?
- CVE-2026-122137 is a medium-severity vulnerability in Romkatv Gitstatus, classified under Insecure Temporary File. CVSS score: 6.7/10. Published 2026-11-04.
- How severe is CVE-2026-122137?
- Medium severity. CVSS v3 base score is 6.7 out of 10.