CVE-2026-93534

MEDIUMPre-NVD 6.36.3—
EchelonGraph scoreHIGH confidence

Score 6.3 from GitHub Security Advisory published 2026-09-18. a secondary CVSS source baseline 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
Trending — 3 sources updated this weekElevated
6.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: —CVSS: 6.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A vulnerability was identified in spatie Scotty up to 1.4.2. Affected is the function SelfUpdater::update of the file app/Updater/SelfUpdater.php of the component Self Update Handler. Such manipulation leads to download of code without integrity check. It is possible to launch the attack remotely. Upgrading to version 1.4.3 is able to address this issue. The name of the patch is 4b4e11bfc98e3a2159bb2b3d9b040293fcc44744. It is advisable to upgrade the affected component.

CVSS v3
6.3
EG Score
6.3(high)
EG Risk
59(Attend)
EG Risk 59/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity63% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
—
EPSS %ILE
—
KEV
Not listed

Published

September 18, 2026

Last Modified

September 18, 2026

Advisory Details (4)

Auto-updated Sep 18, 2026
Patch available. Sources: github_commit, github_release.
generic

GitHub - spatie/scotty: A beautiful SSH task runner · GitHub

https://github.com/spatie/scotty/
github_release Patch Available

1.4.3

Patch available: spatie/scotty 1.4.3

https://github.com/spatie/scotty/releases/tag/1.4.3
github_commit Patch Available

commit 4b4e11bfc98e (spatie/scotty)

Patch available: spatie/scotty 1.4.3 (contains commit 4b4e11bfc98e)

https://github.com/spatie/scotty/commit/4b4e11bfc98e3a2159bb2b3d9b040293fcc44744
generic

self-update replaces phar without integrity/signature verification (CWE-494) · Issue #21 · spatie/scotty · GitHub

https://github.com/spatie/scotty/issues/21

Vendor Advisories for CVE-2026-93534(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 6× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-18 19:27 UTCEG score recompute
  2. 2026-09-18 19:27 UTCGHSA enrichment
  3. 2026-09-18 18:27 UTCEG score recompute
  4. 2026-09-18 17:19 UTCEG score recompute
  5. 2026-09-18 16:39 UTCEG score recompute
  6. 2026-09-18 16:39 UTCMITRE cvelistV5first tracked

Frequently asked(4)

What is CVE-2026-93534?
CVE-2026-93534 is a medium vulnerability published on September 18, 2026. A vulnerability was identified in spatie Scotty up to 1.4.2. Affected is the function SelfUpdater::update of the file app/Updater/SelfUpdater.php of the component Self Update Handler. Such manipulation leads to download of code without integrity check. It is possible to launch the attack remotely.…
When was CVE-2026-93534 disclosed?
CVE-2026-93534 was first published in the National Vulnerability Database on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2026-93534?
CVE-2026-93534 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2026-93534?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-93534, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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