The compiler is meant to unwrap pointers which are the operands of a memory move; a no-op interface conversion prevented the compiler from making the correct determination about non-overlapping moves, potentially leading to memory corruption at runtime.
CVE-2026-27144
Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-04-08. NVD baseline CVSS 7.1; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.1
- EG Score
- 7.1(medium)
- EG Risk
- 32(Track)EG Risk 32/100SSVC: 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 computedSeverity71% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 18%
- KEV
- Not listed
Published
April 8, 2026
Last Modified
July 25, 2026
Advisory Details (4)
Auto-updated Jul 25, 2026cmd/compile: no-op interface conversion bypasses overlap checking · Issue #78371 · golang/go · GitHub
https://go.dev/issue/78371Vendor Advisories for CVE-2026-27144(18)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2026:34099Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.17.55 bug fix and security update
- RHSA-2026:28964Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.15.66 bug fix and security update
- RHSA-2026:28893Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.14.68 bug fix and security update
- RHSA-2026:21657Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.18.43 bug fix and security update
- CVE-2026-27144Microsoft Security Response Center (MSRC)High
Miscompilation allows memory corruption via CONVNOP-wrapped array copy in cmd/compile
- RHSA-2026:20041Red Hat Product SecurityHigh
Red Hat Security Advisory: OpenShift Container Platform 4.19.32 bug fix and security update
- RHSA-2026:16537Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.3.3
- RHSA-2026:16508Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.2.5
- +10 more
Patch Availability(17)
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.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| toolchain | — | 1.26.2 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 17× in last 7d / 54× 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 138 total refreshes for this CVE.
- 2026-07-26 14:54 UTCEPSS rescore
- 2026-07-26 14:54 UTCEPSS rescore
- 2026-07-26 08:56 UTCEG score recompute
- 2026-07-26 08:56 UTCVendor advisory
- 2026-07-26 08:56 UTCGHSA enrichment
- 2026-07-25 14:18 UTCEPSS rescore
- 2026-07-25 14:17 UTCEPSS rescore
- 2026-07-24 14:17 UTCEPSS rescore
- 2026-07-23 14:18 UTCEPSS rescore
- 2026-07-23 14:18 UTCEPSS rescore
- 2026-07-23 03:07 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescore
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- 2026-07-21 15:24 UTCEPSS rescore
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- 2026-07-19 02:29 UTCEPSS rescore
- 2026-07-18 10:04 UTCEPSS rescore
- 2026-07-18 10:04 UTCEPSS rescore
- 2026-07-17 01:24 UTCOSV refresh
- 2026-07-16 17:03 UTCEPSS rescore
- 2026-07-16 17:03 UTCEPSS rescore
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- 2026-07-15 16:57 UTCEPSS rescore
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- 2026-06-29 14:06 UTCEPSS rescore
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- 2026-06-28 04:56 UTCEPSS rescore
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- 2026-06-19 19:25 UTCEPSS rescore
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- 2026-06-14 23:18 UTCEPSS rescore
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-11 21:14 UTCVendor advisory
- 2026-06-11 21:14 UTCGHSA enrichment
- 2026-06-11 14:00 UTCEPSS rescore
- 2026-06-10 22:18 UTCEPSS rescore
- 2026-06-10 22:18 UTCEPSS rescore
- 2026-06-10 15:38 UTCVendor advisory
- 2026-06-10 15:38 UTCGHSA enrichment
- 2026-06-10 13:22 UTCEPSS rescore
- 2026-06-10 02:40 UTCVendor advisory
- 2026-06-10 02:40 UTCGHSA enrichment
- 2026-06-09 13:42 UTCVendor advisory
- 2026-06-09 13:42 UTCGHSA enrichment
- 2026-06-08 14:17 UTCEPSS rescore
- 2026-06-08 14:17 UTCEPSS rescore
- 2026-06-08 12:26 UTCVendor advisory
- 2026-06-08 12:25 UTCGHSA enrichment
- 2026-06-07 23:03 UTCVendor advisory
- 2026-06-07 23:03 UTCGHSA enrichment
- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 10:04 UTCVendor advisory
- 2026-06-07 10:04 UTCGHSA enrichment
Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
- CVE-2001-0825EG 10.0HIGH
- CVE-2001-1009EG 10.0EPSS p93HIGH
- CVE-2001-0554EG 10.0EPSS p98HIGH
- CVE-2001-1162EG 10.0EPSS p96HIGH
- CVE-2001-0414EG 10.0EPSS p100HIGH
- CVE-2001-0191EG 10.0EPSS p92HIGH
- CVE-2001-0301EG 10.0EPSS p90HIGH
- CVE-2001-0197EG 10.0EPSS p96HIGH
- CVE-2001-0233EG 10.0EPSS p96HIGH
- CVE-2001-0010EG 10.0EPSS p98HIGH
Same CWE
10 shownCWE-843
- CVE-2010-2299EG 10.0HIGH
- CVE-2018-9471NVD 7.8EG 9.8CRITICAL
- CVE-2016-1000005EG 9.8CRITICAL
- CVE-2019-14537EG 9.8EPSS p93CRITICAL
- CVE-2019-10231EG 9.8CRITICAL
- CVE-2018-4920NVD 8.8EG 9.8EPSS p94CRITICAL
- CVE-2012-0507EG 9.8 KEVEPSS p100CRITICAL
- CVE-2012-0752EG 9.3EPSS p95HIGH
- CVE-2019-17026NVD 8.8EG 9.0 KEVEPSS p99CRITICAL
- CVE-2019-11707NVD 8.8EG 9.0 KEVEPSS p98CRITICAL
Frequently asked(5)
What is CVE-2026-27144?
When was CVE-2026-27144 disclosed?
Is CVE-2026-27144 actively exploited?
What is the CVSS score of CVE-2026-27144?
How do I remediate CVE-2026-27144?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-27144
Is Your Infrastructure Affected by CVE-2026-27144?
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