CVE-2026-19337

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory (severity: LOW) published 2026-08-09. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: Elevated riskExposed: 0

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

A vulnerability was determined in adenot mcp-google-search up to 0.3.1. Impacted is an unknown function of the file src/index.ts of the component read_webpage. Executing a manipulation of the argument url can lead to server-side request forgery. The attack is restricted to local execution. This patch is called f071d491b685011ca04e8ab8d586fc65f86bcee1. It is advisable to implement a patch to correct this issue.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

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
Severity53% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

August 9, 2026

Last Modified

August 12, 2026

Advisory Details (4)

Auto-updated Aug 9, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr, github_commit.
generic

GitHub - adenot/mcp-google-search · GitHub

https://github.com/adenot/mcp-google-search/
github_commit

commit f071d491b685 (adenot/mcp-google-search)

Fix landed in adenot/mcp-google-search commit f071d491b685 — awaiting tagged release

https://github.com/adenot/mcp-google-search/commit/f071d491b685011ca04e8ab8d586fc65f86bcee1
github_pr

fix: Private-Network SSRF via read_webpage in adenot/mcp-google-search

Upstream fix in progress (PR #13 · adenot/mcp-google-search, state=open)

https://github.com/adenot/mcp-google-search/pull/13
generic

Private-Network SSRF via read_webpage in adenot/mcp-google-search · Issue #11 · adenot/mcp-google-search · GitHub

https://github.com/adenot/mcp-google-search/issues/11

Vendor Advisories for CVE-2026-19337(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 23× in last 7d / 45× 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. 2026-08-21 04:49 UTCEG score recompute
  2. 2026-08-21 04:49 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 06:37 UTCEG score recompute
  5. 2026-08-20 06:37 UTCGHSA enrichment
  6. 2026-08-19 17:03 UTCEPSS rescore
  7. 2026-08-19 08:25 UTCEG score recompute
  8. 2026-08-19 08:25 UTCGHSA enrichment
  9. 2026-08-18 13:48 UTCEPSS rescore
  10. 2026-08-18 10:14 UTCEG score recompute
  11. 2026-08-18 10:14 UTCGHSA enrichment
  12. 2026-08-17 13:47 UTCEPSS rescore
  13. 2026-08-17 12:02 UTCEG score recompute
  14. 2026-08-17 12:02 UTCGHSA enrichment
  15. 2026-08-16 14:56 UTCEPSS rescore
  16. 2026-08-16 13:50 UTCEG score recompute
  17. 2026-08-16 13:50 UTCGHSA enrichment
  18. 2026-08-16 02:14 UTCEPSS rescore
  19. 2026-08-15 15:39 UTCEG score recompute
  20. 2026-08-15 15:39 UTCGHSA enrichment
  21. 2026-08-15 01:30 UTCEPSS rescore
  22. 2026-08-14 17:27 UTCEG score recompute
  23. 2026-08-14 17:27 UTCGHSA enrichment
  24. 2026-08-13 22:00 UTCEPSS rescore
  25. 2026-08-13 19:15 UTCGHSA enrichment
Show 20 more
  1. 2026-08-12 21:04 UTCEG score recompute
  2. 2026-08-12 21:04 UTCGHSA enrichment
  3. 2026-08-12 13:50 UTCEPSS rescore
  4. 2026-08-12 01:34 UTCEG score recompute
  5. 2026-08-12 01:33 UTCGHSA enrichment
  6. 2026-08-11 13:42 UTCEPSS rescore
  7. 2026-08-11 03:23 UTCEG score recompute
  8. 2026-08-11 03:23 UTCGHSA enrichment
  9. 2026-08-11 03:22 UTCNVD updateCVSS v4 → 1.9
  10. 2026-08-11 02:19 UTCEG score recompute
  11. 2026-08-11 02:19 UTCGHSA enrichment
  12. 2026-08-11 02:18 UTCMITRE cvelistV5CVSS v4 → 4.8
  13. 2026-08-11 00:00 UTCEPSS rescore
  14. 2026-08-10 04:35 UTCEG score recompute
  15. 2026-08-10 04:35 UTCGHSA enrichment
  16. 2026-08-09 13:46 UTCEPSS rescore
  17. 2026-08-09 06:24 UTCEG score recompute
  18. 2026-08-09 06:23 UTCNVD updateCVSS v4 → 1.9
  19. 2026-08-09 06:05 UTCEG score recompute
  20. 2026-08-09 06:05 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-19337?
CVE-2026-19337 is a medium vulnerability published on August 9, 2026. A vulnerability was determined in adenot mcp-google-search up to 0.3.1. Impacted is an unknown function of the file src/index.ts of the component read_webpage. Executing a manipulation of the argument url can lead to server-side request forgery. The attack is restricted to local execution. This…
When was CVE-2026-19337 disclosed?
CVE-2026-19337 was first published in the National Vulnerability Database on August 9, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19337 actively exploited?
CVE-2026-19337 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 98.3% of all scored CVEs.
What is the CVSS score of CVE-2026-19337?
CVE-2026-19337 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-19337?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19337, 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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