CVE-2026-1144

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 72% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: Elevated riskExposed: 0

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

A vulnerability was detected in quickjs-ng quickjs up to 0.11.0. Affected is an unknown function of the file quickjs.c of the component Atomics Ops Handler. The manipulation results in use after free. The attack can be executed remotely. The exploit is now public and may be used. The patch is identified as ea3e9d77454e8fc9cb3ef3c504e9c16af5a80141. Applying a patch is advised to resolve this issue.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
56(Track)
EG Risk 56/100SSVC: 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
Severity88% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
35%
KEV
Not listed

Published

January 19, 2026

Last Modified

June 17, 2026

Advisory Details (5)

Auto-updated Aug 2, 2026
Upstream fix merged — awaiting tagged release. Sources: github_commit, github_pr.
github_pr

Fix OOB access in atomic ops

Fix merged in quickjs-ng/quickjs PR #1303 on 2026-01-06 — awaiting tagged release

https://github.com/quickjs-ng/quickjs/pull/1303
generic

Heap use after free in js_atomics_op · Issue #1302 · quickjs-ng/quickjs · GitHub

https://github.com/quickjs-ng/quickjs/issues/1302
generic

Heap use after free in js_atomics_store · Issue #1301 · quickjs-ng/quickjs · GitHub

https://github.com/quickjs-ng/quickjs/issues/1301
github_commit

commit ea3e9d77454e (quickjs-ng/quickjs)

Fix landed in quickjs-ng/quickjs commit ea3e9d77454e — awaiting tagged release

https://github.com/quickjs-ng/quickjs/commit/ea3e9d77454e8fc9cb3ef3c504e9c16af5a80141
generic

GitHub - quickjs-ng/quickjs: QuickJS, the Next Generation: a mighty JavaScript engine · GitHub

https://github.com/quickjs-ng/quickjs/

Affected Packages

(4 across 4 ecosystems)
Alpine:v3.23(1)
PackageVulnerable rangeFixed inDependents
quickjs-ng—0.11.0-r1—
Alpine:v3.24(1)
PackageVulnerable rangeFixed inDependents
quickjs-ng—0.11.0-r2—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
quickjs2025.04.26-1——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
quickjs2025.04.26-1——

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 23× 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 168 total refreshes for this CVE.

  1. 2026-09-19 20:33 UTCOSV refresh
  2. 2026-09-18 19:27 UTCEPSS rescore
  3. 2026-09-16 14:07 UTCEPSS rescore
  4. 2026-09-16 05:14 UTCEPSS rescore
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  17. 2026-09-01 00:04 UTCOSV refresh
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  1. 2026-08-20 22:55 UTCEPSS rescore
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  8. 2026-08-15 00:35 UTCGHSA enrichment
  9. 2026-08-14 13:46 UTCEG score recompute
  10. 2026-08-14 13:46 UTCGHSA enrichment
  11. 2026-08-13 22:00 UTCEPSS rescore
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  15. 2026-08-09 19:22 UTCEG score recompute
  16. 2026-08-09 19:22 UTCGHSA enrichment
  17. 2026-08-09 13:46 UTCEPSS rescore
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  19. 2026-08-08 00:17 UTCEG score recompute
  20. 2026-08-08 00:17 UTCGHSA enrichment
  21. 2026-08-06 13:46 UTCEPSS rescore
  22. 2026-08-06 05:31 UTCEG score recompute
  23. 2026-08-06 05:31 UTCGHSA enrichment
  24. 2026-08-05 19:17 UTCEPSS rescore
  25. 2026-08-04 15:10 UTCEPSS rescore
  26. 2026-08-04 10:38 UTCEPSS rescore
  27. 2026-08-03 10:35 UTCEPSS rescore
  28. 2026-08-02 23:03 UTCEG score recompute▲ 2.50
  29. 2026-08-02 23:03 UTCGHSA enrichment
  30. 2026-08-02 02:26 UTCEPSS rescore
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  34. 2026-07-27 01:39 UTCOSV refresh
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  42. 2026-07-23 03:04 UTCEG score recompute
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  55. 2026-07-09 20:15 UTCOSV refresh
  56. 2026-07-09 19:10 UTCEPSS rescore
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  67. 2026-06-30 23:22 UTCEPSS rescore
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  73. 2026-06-25 13:49 UTCEPSS rescore
  74. 2026-06-24 14:05 UTCEPSS rescore
  75. 2026-06-23 21:32 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-1144?
CVE-2026-1144 is a high vulnerability published on January 19, 2026. A vulnerability was detected in quickjs-ng quickjs up to 0.11.0. Affected is an unknown function of the file quickjs.c of the component Atomics Ops Handler. The manipulation results in use after free. The attack can be executed remotely. The exploit is now public and may be used. The patch is…
When was CVE-2026-1144 disclosed?
CVE-2026-1144 was first published in the National Vulnerability Database on January 19, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-1144 actively exploited?
CVE-2026-1144 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 65.0% of all scored CVEs.
What is the CVSS score of CVE-2026-1144?
CVE-2026-1144 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-1144?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-1144, 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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