CVE-2026-16129

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory (severity: LOW) published 2026-07-18. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this weekElevated
5.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.3Exploit: NoneExposed: 0

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

A vulnerability has been found in princezuda SafestClaw up to 4.2.4. This vulnerability affects the function ShellAction._validate_command of the file src/safestclaw/actions/shell.py of the component Built-in Web Interface. Such manipulation leads to incomplete blacklist. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The presence of this vulnerability remains uncertain at this time. The project maintainer explains: "On paper you're correct, this is a vulnerability. In practice, nothing your AI generated shows how it makes users vulnerable. It's open source. Someone can mod the shell allow list or remove that system. Present an actual poc that shows a threat to users."

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
—
EPSS
13.8%
KEV
Not listed

Published

July 18, 2026

Last Modified

July 22, 2026

Advisory Details (2)

Auto-updated Jul 18, 2026
No patch confirmed yet.
generic

[Security] SafeClaw shell allowlist bypass via `env` wrapper execution · Issue #59 · princezuda/safestclaw · GitHub

https://github.com/princezuda/safestclaw/issues/59
generic

GitHub - princezuda/safestclaw: Safestclaw is the alternative to openclaw.. You can naturally chat with it via text and voice, and you can choose not to use a language model., By default it picks up on intent and semantics.. No prompt injection while you get over ninety percent of what openclaw does plus tts and voice to text · GitHub

https://github.com/princezuda/safestclaw/

Vendor Advisories for CVE-2026-16129(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 12× 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. 2026-07-22 16:51 UTCNVD updateCVSS v4 → 1.9
  2. 2026-07-22 16:00 UTCMITRE cvelistV5CVSS v4 → 4.8
  3. 2026-07-22 14:08 UTCEPSS rescore
  4. 2026-07-21 15:24 UTCEPSS rescore
  5. 2026-07-20 17:52 UTCEG score recompute
  6. 2026-07-20 17:52 UTCGHSA enrichment
  7. 2026-07-20 17:08 UTCEPSS rescore
  8. 2026-07-19 14:30 UTCEPSS rescore
  9. 2026-07-18 18:06 UTCEG score recompute
  10. 2026-07-18 18:04 UTCNVD updateCVSS v4 → 1.9
  11. 2026-07-18 17:15 UTCEG score recompute
  12. 2026-07-18 17:14 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-16129?
CVE-2026-16129 is a medium vulnerability published on July 18, 2026. A vulnerability has been found in princezuda SafestClaw up to 4.2.4. This vulnerability affects the function ShellAction.validatecommand of the file src/safestclaw/actions/shell.py of the component Built-in Web Interface. Such manipulation leads to incomplete blacklist. An attack has to be…
When was CVE-2026-16129 disclosed?
CVE-2026-16129 was first published in the National Vulnerability Database on July 18, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-16129 actively exploited?
CVE-2026-16129 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-16129?
CVE-2026-16129 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-16129?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16129, 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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