CVE-2026-8662

MEDIUMNVD 4.33.3▼
EchelonGraph scoreHIGH confidence

Score 3.3 from GitHub Security Advisory (severity: LOW) published 2026-06-25. NVD baseline CVSS 4.3; sources differ by 1.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

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

Path Traversal vulnerability in the create_archive function of Rapid7 InsightConnect Compression Plugin on Linux allows authenticated attackers to write to unintended file paths via crafted filename input. The impact is limited to file corruption as content cannot be controlled by the attacker.

CVSS v3
4.3
EG Score
3.3(high)
EPSS
12.0%
KEV
Not listed

Published

June 25, 2026

Last Modified

June 29, 2026

Advisory Details (1)

Auto-updated Jun 29, 2026
No patch confirmed yet.
generic

Rapid7 Extensions

https://extensions.rapid7.com/extension/compression

Vendor Advisories for CVE-2026-8662(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 16× in last 7d / 26× 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. 2026-07-07 01:20 UTCEG score recompute
  2. 2026-07-07 01:20 UTCGHSA enrichment
  3. 2026-07-06 16:27 UTCEPSS rescore
  4. 2026-07-06 16:27 UTCEPSS rescore
  5. 2026-07-06 02:23 UTCEPSS rescore
  6. 2026-07-06 02:23 UTCEPSS rescore
  7. 2026-07-05 02:31 UTCEPSS rescore
  8. 2026-07-05 02:30 UTCEPSS rescore
  9. 2026-07-04 06:31 UTCEPSS rescore
  10. 2026-07-04 06:31 UTCEPSS rescore
  11. 2026-07-04 02:01 UTCEG score recompute
  12. 2026-07-04 02:00 UTCGHSA enrichment
  13. 2026-07-01 15:07 UTCEPSS rescore
  14. 2026-07-01 02:40 UTCEG score recompute
  15. 2026-07-01 02:40 UTCGHSA enrichment
  16. 2026-06-30 23:22 UTCEPSS rescore
  17. 2026-06-29 19:26 UTCNVD updateCVSS v3 → 4.3 · severity → MEDIUM
  18. 2026-06-29 14:06 UTCEPSS rescore
  19. 2026-06-28 14:07 UTCEPSS rescore
  20. 2026-06-28 04:56 UTCEPSS rescore
  21. 2026-06-28 03:21 UTCEG score recompute
  22. 2026-06-28 03:21 UTCGHSA enrichment
  23. 2026-06-27 03:08 UTCEPSS rescore
  24. 2026-06-25 13:50 UTCEPSS rescore
  25. 2026-06-25 04:02 UTCEG score recompute
Show 1 more
  1. 2026-06-25 04:01 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8662?
CVE-2026-8662 is a medium vulnerability published on June 25, 2026. Path Traversal vulnerability in the create_archive function of Rapid7 InsightConnect Compression Plugin on Linux allows authenticated attackers to write to unintended file paths via crafted filename input. The impact is limited to file corruption as content cannot be controlled by the attacker.
When was CVE-2026-8662 disclosed?
CVE-2026-8662 was first published in the National Vulnerability Database on June 25, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8662 actively exploited?
CVE-2026-8662 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8662?
CVE-2026-8662 has a CVSS v3 base score of 4.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 3.3.
How do I remediate CVE-2026-8662?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8662, 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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