CVE-2018-1000668

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-14. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.5Exploit: None knownExposed: 0

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

jsish version 2.4.70 2.047 contains a CWE-125: Out-of-bounds Read vulnerability in function jsi_ObjArrayLookup (jsiObj.c:274) that can result in Crash due to segmentation fault. This attack appear to be exploitable via The victim must execute crafted javascript code. This vulnerability appears to have been fixed in 2.4.71.

CVSS v3
6.5
EG Score
6.5(medium)
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
Severity65% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
56%
KEV
Not listed

Published

September 6, 2018

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 21× 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.

Showing the most recent 100 of 131 total refreshes for this CVE.

  1. 2026-09-07 15:56 UTCEPSS rescore
  2. 2026-09-05 15:24 UTCEPSS rescore
  3. 2026-09-04 13:56 UTCEPSS rescore
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  1. 2026-08-05 19:13 UTCEPSS rescore
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  5. 2026-07-30 16:24 UTCEPSS rescore
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  7. 2026-07-28 15:32 UTCEPSS rescore
  8. 2026-07-26 14:51 UTCEPSS rescore
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  10. 2026-07-23 14:15 UTCEPSS rescore
  11. 2026-07-23 01:32 UTCEG score recompute
  12. 2026-07-22 22:12 UTCEG score recompute
  13. 2026-07-22 14:04 UTCEPSS rescore
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  22. 2026-07-16 16:59 UTCEPSS rescore
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  24. 2026-07-15 16:55 UTCEPSS rescore
  25. 2026-07-15 16:54 UTCEPSS rescore
  26. 2026-07-15 01:56 UTCEPSS rescore
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  44. 2026-06-30 23:19 UTCEPSS rescore
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  48. 2026-06-28 04:53 UTCEPSS rescore
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  50. 2026-06-27 03:06 UTCEPSS rescore
  51. 2026-06-25 13:47 UTCEPSS rescore
  52. 2026-06-24 14:02 UTCEPSS rescore
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  54. 2026-06-23 21:30 UTCEPSS rescore
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  72. 2026-06-12 23:09 UTCEPSS rescore
  73. 2026-06-12 23:09 UTCEPSS rescore
  74. 2026-06-11 13:57 UTCEPSS rescore
  75. 2026-06-10 22:15 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2018-1000668?
CVE-2018-1000668 is a medium vulnerability published on September 6, 2018. jsish version 2.4.70 2.047 contains a CWE-125: Out-of-bounds Read vulnerability in function jsi_ObjArrayLookup (jsiObj.c:274) that can result in Crash due to segmentation fault. This attack appear to be exploitable via The victim must execute crafted javascript code. This vulnerability appears to…
When was CVE-2018-1000668 disclosed?
CVE-2018-1000668 was first published in the National Vulnerability Database on September 6, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-1000668 actively exploited?
CVE-2018-1000668 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 44.0% of all scored CVEs.
What is the CVSS score of CVE-2018-1000668?
CVE-2018-1000668 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2018-1000668?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-1000668, 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.

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