CVE-2026-47895

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-23. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 6 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: None knownExposed: 0

A fix is available — apply it.

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
34(Track)
EG Risk 34/100SSVC: 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
Severity75% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
49%
KEV
Not listed

Published

August 22, 2026

Last Modified

August 24, 2026

Advisory Details (2)

Auto-updated Aug 22, 2026
Patch available. Sources: github_release.
generic

strongSwan - Download

https://www.strongswan.org/download.html
github_release Patch Available

strongSwan 6.0.7

Patch available: strongswan/strongswan 6.0.7

https://github.com/strongswan/strongswan/releases/tag/6.0.7

Vendor Advisories for CVE-2026-47895(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntustrongswan-swanctl (5.9.13-2ubuntu4.24.04.4) @ noble2026-08-26ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 35× in last 7d / 35× 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. 2026-08-26 14:46 UTCEPSS rescore
  2. 2026-08-26 11:28 UTCVendor advisory
  3. 2026-08-26 11:28 UTCGHSA enrichment
  4. 2026-08-26 00:13 UTCEG score recompute
  5. 2026-08-26 00:13 UTCGHSA enrichment
  6. 2026-08-25 13:49 UTCEPSS rescore
  7. 2026-08-25 12:57 UTCVendor advisory
  8. 2026-08-25 12:57 UTCGHSA enrichment
  9. 2026-08-25 01:41 UTCVendor advisory
  10. 2026-08-25 01:41 UTCGHSA enrichment
  11. 2026-08-24 14:26 UTCEG score recompute
  12. 2026-08-24 14:26 UTCVendor advisory
  13. 2026-08-24 14:26 UTCGHSA enrichment
  14. 2026-08-24 13:23 UTCEG score recompute
  15. 2026-08-24 13:23 UTCVendor advisory
  16. 2026-08-24 13:23 UTCGHSA enrichment
  17. 2026-08-24 12:28 UTCEG score recompute
  18. 2026-08-24 12:28 UTCVendor advisory
  19. 2026-08-24 12:28 UTCGHSA enrichment
  20. 2026-08-24 01:05 UTCVendor advisory
  21. 2026-08-24 01:05 UTCGHSA enrichment
  22. 2026-08-23 13:49 UTCVendor advisory
  23. 2026-08-23 13:49 UTCGHSA enrichment
  24. 2026-08-23 02:34 UTCEG score recompute
  25. 2026-08-23 02:34 UTCVendor advisory
Show 10 more
  1. 2026-08-23 02:34 UTCGHSA enrichment
  2. 2026-08-23 02:12 UTCEG score recompute
  3. 2026-08-23 02:12 UTCVendor advisory
  4. 2026-08-23 02:11 UTCGHSA enrichment
  5. 2026-08-22 22:20 UTCEG score recompute▲ 7.50
  6. 2026-08-22 22:20 UTCVendor advisory
  7. 2026-08-22 22:19 UTCNVD updateCVSS v3 → 7.5 · severity → HIGH
  8. 2026-08-22 22:06 UTCEG score recompute
  9. 2026-08-22 22:06 UTCVendor advisory
  10. 2026-08-22 22:05 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-47895?
CVE-2026-47895 is a high vulnerability published on August 22, 2026. In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed.
When was CVE-2026-47895 disclosed?
CVE-2026-47895 was first published in the National Vulnerability Database on August 22, 2026, with the most recent update on August 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47895 actively exploited?
CVE-2026-47895 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 50.7% of all scored CVEs.
What is the CVSS score of CVE-2026-47895?
CVE-2026-47895 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-47895?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47895, 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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