CVE-2026-102911

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: HIGH) published 2026-09-30. A secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this week
9.9EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1.8%CVSS: 9.9Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

A flaw has been found in zosmaai pi-llm-wiki up to 0.11.7. Affected is an unknown function of the file mcp/index.ts of the component wiki_capture_source MCP tool. Executing a manipulation of the argument url can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used. Upgrading to version 0.11.8 is able to address this issue. This patch is called 360867034e79175b45c8e04a98e4ca712bbaca35. Upgrading the affected component is advised.

CVSS v3
9.9
EG Score
9.9CRITICALhigh confidence
EG Risk
50
EG Risk 50/100CISA SSVC

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
Severity99% × 45%
Exploitation2% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
1.8%
EPSS %ILE
77th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact total (CVSS ≥ 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

September 30, 2026

Last Modified

September 30, 2026

Advisory Details (5)

Auto-updated Sep 30, 2026
🔬 Proof of concept available. Patch available. Sources: github_commit, github_pr, github_release.
github_release Patch Available

v0.11.8

Patch available: zosmaai/pi-llm-wiki v0.11.8

https://github.com/zosmaai/pi-llm-wiki/releases/tag/v0.11.8
github_pr Patch Available

fix(source-extractors): prevent OS command injection via sh -c (CWE-78) #185

Patch available: zosmaai/pi-llm-wiki v0.11.8 (PR #186 merged 2026-09-01)

https://github.com/zosmaai/pi-llm-wiki/pull/186
generic🟡 PoC Available

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in pi-llm-wiki · Issue #185 · zosmaai/pi-llm-wiki · GitHub

https://github.com/zosmaai/pi-llm-wiki/issues/185
github_commit Patch Available

commit 360867034e79 (zosmaai/pi-llm-wiki)

Patch available: zosmaai/pi-llm-wiki v0.11.8 (contains commit 360867034e79)

https://github.com/zosmaai/pi-llm-wiki/commit/360867034e79175b45c8e04a98e4ca712bbaca35
generic

GitHub - zosmaai/pi-llm-wiki: Self-maintaining, Obsidian-compatible knowledge base for pi — turn raw sources into an interlinked wiki that compounds. Native Open Knowledge Format (OKF) v0.2. · GitHub

https://github.com/zosmaai/pi-llm-wiki/

Vendor Advisories for CVE-2026-102911(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 37× in last 7d / 37× 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. 2026-10-04 10:06 UTCGHSA enrichment
  2. 2026-10-04 05:53 UTCGHSA enrichment
  3. 2026-10-04 01:41 UTCGHSA enrichment
  4. 2026-10-03 21:27 UTCGHSA enrichment
  5. 2026-10-03 17:14 UTCEG score recompute
  6. 2026-10-03 17:14 UTCGHSA enrichment
  7. 2026-10-03 14:25 UTCEPSS rescore
  8. 2026-10-03 13:01 UTCGHSA enrichment
  9. 2026-10-03 08:45 UTCGHSA enrichment
  10. 2026-10-03 04:30 UTCGHSA enrichment
  11. 2026-10-03 00:17 UTCGHSA enrichment
  12. 2026-10-02 20:04 UTCEG score recompute
  13. 2026-10-02 20:04 UTCGHSA enrichment
  14. 2026-10-02 15:48 UTCGHSA enrichment
  15. 2026-10-02 11:35 UTCGHSA enrichment
  16. 2026-10-02 07:21 UTCGHSA enrichment
  17. 2026-10-02 03:08 UTCGHSA enrichment
  18. 2026-10-01 22:55 UTCEG score recompute
  19. 2026-10-01 22:55 UTCGHSA enrichment
  20. 2026-10-01 19:49 UTCEPSS rescore
  21. 2026-10-01 18:42 UTCGHSA enrichment
  22. 2026-10-01 14:27 UTCGHSA enrichment
  23. 2026-10-01 10:15 UTCGHSA enrichment
  24. 2026-10-01 06:02 UTCGHSA enrichment
  25. 2026-10-01 01:50 UTCGHSA enrichment
Show 12 more
  1. 2026-09-30 21:37 UTCGHSA enrichment
  2. 2026-09-30 17:25 UTCEG score recompute
  3. 2026-09-30 17:25 UTCGHSA enrichment
  4. 2026-09-30 15:02 UTCEPSS rescore
  5. 2026-09-30 14:30 UTCGHSA enrichment
  6. 2026-09-30 12:15 UTCEG score recompute
  7. 2026-09-30 12:15 UTCGHSA enrichment
  8. 2026-09-30 08:46 UTCNVD updateCVSS v4 → 8.6
  9. 2026-09-30 08:02 UTCEG score recompute
  10. 2026-09-30 08:02 UTCGHSA enrichment
  11. 2026-09-30 03:49 UTCEG score recompute
  12. 2026-09-30 03:49 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-102911?
CVE-2026-102911 is a critical vulnerability published on September 30, 2026. A flaw has been found in zosmaai pi-llm-wiki up to 0.11.7. Affected is an unknown function of the file mcp/index.ts of the component wikicapturesource MCP tool. Executing a manipulation of the argument url can lead to os command injection. The attack can be executed remotely. The exploit has been…
When was CVE-2026-102911 disclosed?
CVE-2026-102911 was first published on September 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-102911 actively exploited?
CVE-2026-102911 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.8% probability of exploitation in the next 30 days (77th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-102911?
CVE-2026-102911 has a CVSS base score of 9.9 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-102911?
A fix for CVE-2026-102911 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-102911 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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