CVE-2026-56852

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-21. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — Patch released 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: 0%CVSS: 7.5Exploit: None knownExposed: 0

A fix is available — apply it.

A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
40%
KEV
Not listed

Published

July 21, 2026

Last Modified

August 10, 2026

Advisory Details (3)

Auto-updated Jul 23, 2026
No patch confirmed yet.
generic

GO-2026-5970 - Go Packages

https://pkg.go.dev/vuln/GO-2026-5970
generic

x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input · Issue #80142 · golang/go · GitHub

https://go.dev/issue/80142
generic
https://go.dev/cl/794100

Vendor Advisories for CVE-2026-56852(20)

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

Patch Availability(30)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatexternal-secrets-operator/external-secrets-rhel9:17889639292026-09-10redhat
redhatopenshift-logging/eventrouter-rhel9:17883757962026-09-10redhat
redhatquay/quay-rhel8:17885943762026-09-10redhat
redhatoadp/oadp-velero-rhel9:17888604612026-09-09redhat
redhatquay/quay-rhel8:17885618412026-09-09redhat
redhatrhosdt/tempo-rhel9:17883564732026-09-08redhat
redhatodf4/rook-ceph-rhel9-operator:17881648572026-09-08redhat
redhatquay/quay-rhel8:17885955742026-09-08redhat
redhatquay/quay-rhel8:17881917552026-09-03redhat
redhatcert-manager/jetstack-cert-manager-rhel9:17883485712026-09-03redhat
redhatcert-manager/cert-manager-operator-rhel9:17883485222026-09-03redhat
redhatcustom-metrics-autoscaler/custom-metrics-autoscaler-rhel9-operator:17882901212026-09-02redhat
redhatcluster-observability-operator/perses-rhel9:17875939462026-08-31redhat
redhatrhacm2/kube-rbac-proxy-rhel9:17876858542026-08-26redhat
redhatrhacm2/kube-rbac-proxy-rhel9:17869699462026-08-26redhat
redhatrhacm2/search-collector-rhel9:17872386132026-08-26redhat
redhatrhacm2/kube-rbac-proxy-rhel9:17872590732026-08-26redhat
redhatrhacm2/kube-rbac-proxy-rhel9:17869699382026-08-26redhat
redhatrhacm2/kube-rbac-proxy-rhel9:17872276542026-08-26redhat
redhatopenshift-service-mesh/kiali-rhel9:17870771082026-08-25redhat
redhatopenshift-service-mesh/kiali-rhel9:17871656832026-08-25redhat
redhatopenshift-service-mesh/kiali-rhel9:17870764952026-08-25redhat
redhatopenshift-service-mesh/kiali-rhel9:17870921982026-08-25redhat
redhatopenshift-service-mesh/kiali-rhel9:17870922552026-08-25redhat
redhatopenshift-logging/eventrouter-rhel9:17866451072026-08-18redhat
redhatrhosdt/opentelemetry-rhel9-operator:17866351752026-08-13redhat
redhatexternal-secrets-operator/external-secrets-rhel9:17866146762026-08-13redhat
redhathugo-main-0.165.0-0.1.hum12026-08-13redhat
redhatcosign-main-3.1.2-0.3.hum12026-08-12redhat
redhatskopeo-main-1.24.0-2.hum12026-08-10redhat

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

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
golang-golang-x-text0.10.0-1 ... 0.9.0-1 (26 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
golang-golang-x-text0.10.0-1 ... 0.9.0-1 (21 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
golang-golang-x-text0.22.0-1 ... 0.41.0-1 (10 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
golang-golang-x-text0.22.0-1 ... 0.36.0-1~bpo13+1 (8 versions)0.40.0-1—
Go(1)
PackageVulnerable rangeFixed inDependents
golang.org/x/text—0.39.0—

Weakness Classification(1)

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

All Vendor Advisories

(25)

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 22× in last 7d / 125× 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 223 total refreshes for this CVE.

  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 09:00 UTCEG score recompute
  3. 2026-09-11 09:00 UTCVendor advisory
  4. 2026-09-11 09:00 UTCGHSA enrichment
  5. 2026-09-10 09:35 UTCEPSS rescore
  6. 2026-09-09 11:19 UTCEG score recompute
  7. 2026-09-09 11:19 UTCVendor advisory
  8. 2026-09-09 11:19 UTCGHSA enrichment
  9. 2026-09-08 22:01 UTCEPSS rescore
  10. 2026-09-07 22:34 UTCEG score recompute
  11. 2026-09-07 22:34 UTCVendor advisory
  12. 2026-09-07 22:34 UTCGHSA enrichment
  13. 2026-09-07 16:01 UTCEPSS rescore
  14. 2026-09-06 13:47 UTCEPSS rescore
  15. 2026-09-06 10:54 UTCVendor advisory
  16. 2026-09-06 10:54 UTCGHSA enrichment
  17. 2026-09-05 21:24 UTCEG score recompute
  18. 2026-09-05 21:24 UTCVendor advisory
  19. 2026-09-05 21:24 UTCGHSA enrichment
  20. 2026-09-05 08:32 UTCEG score recompute
  21. 2026-09-05 08:32 UTCVendor advisory
  22. 2026-09-05 08:32 UTCGHSA enrichment
  23. 2026-09-04 05:07 UTCEPSS rescore
  24. 2026-09-02 14:12 UTCEPSS rescore
  25. 2026-09-02 00:57 UTCEG score recompute
Show 75 more
  1. 2026-09-02 00:57 UTCVendor advisory
  2. 2026-09-02 00:56 UTCGHSA enrichment
  3. 2026-09-01 13:54 UTCEPSS rescore
  4. 2026-09-01 04:40 UTCEPSS rescore
  5. 2026-08-31 04:18 UTCEG score recompute
  6. 2026-08-31 04:18 UTCVendor advisory
  7. 2026-08-31 04:18 UTCGHSA enrichment
  8. 2026-08-30 19:17 UTCEPSS rescore
  9. 2026-08-30 15:19 UTCVendor advisory
  10. 2026-08-30 15:19 UTCGHSA enrichment
  11. 2026-08-30 02:13 UTCEG score recompute
  12. 2026-08-30 02:13 UTCVendor advisory
  13. 2026-08-30 02:13 UTCGHSA enrichment
  14. 2026-08-30 01:22 UTCEPSS rescore
  15. 2026-08-28 21:42 UTCEPSS rescore
  16. 2026-08-27 21:17 UTCEG score recompute
  17. 2026-08-27 21:17 UTCVendor advisory
  18. 2026-08-27 21:17 UTCGHSA enrichment
  19. 2026-08-27 14:25 UTCEPSS rescore
  20. 2026-08-27 03:55 UTCVendor advisory
  21. 2026-08-27 03:55 UTCGHSA enrichment
  22. 2026-08-26 14:55 UTCEG score recompute
  23. 2026-08-26 14:55 UTCVendor advisory
  24. 2026-08-26 14:55 UTCGHSA enrichment
  25. 2026-08-26 14:46 UTCEPSS rescore
  26. 2026-08-26 01:48 UTCEG score recompute
  27. 2026-08-26 01:48 UTCVendor advisory
  28. 2026-08-26 01:48 UTCGHSA enrichment
  29. 2026-08-25 13:49 UTCEPSS rescore
  30. 2026-08-25 12:57 UTCVendor advisory
  31. 2026-08-25 12:57 UTCGHSA enrichment
  32. 2026-08-24 23:59 UTCEG score recompute
  33. 2026-08-24 23:59 UTCVendor advisory
  34. 2026-08-24 23:59 UTCGHSA enrichment
  35. 2026-08-24 11:07 UTCEG score recompute
  36. 2026-08-24 11:07 UTCVendor advisory
  37. 2026-08-24 11:07 UTCGHSA enrichment
  38. 2026-08-23 22:15 UTCVendor advisory
  39. 2026-08-23 22:15 UTCGHSA enrichment
  40. 2026-08-23 09:11 UTCEG score recompute
  41. 2026-08-23 09:11 UTCVendor advisory
  42. 2026-08-23 09:11 UTCGHSA enrichment
  43. 2026-08-23 00:19 UTCEPSS rescore
  44. 2026-08-22 20:19 UTCVendor advisory
  45. 2026-08-22 20:19 UTCGHSA enrichment
  46. 2026-08-22 07:27 UTCEG score recompute
  47. 2026-08-22 07:27 UTCVendor advisory
  48. 2026-08-22 07:27 UTCGHSA enrichment
  49. 2026-08-21 23:49 UTCEPSS rescore
  50. 2026-08-21 18:35 UTCVendor advisory
  51. 2026-08-21 18:35 UTCGHSA enrichment
  52. 2026-08-21 05:43 UTCEG score recompute
  53. 2026-08-21 05:43 UTCVendor advisory
  54. 2026-08-21 05:43 UTCGHSA enrichment
  55. 2026-08-20 22:55 UTCEPSS rescore
  56. 2026-08-20 16:51 UTCVendor advisory
  57. 2026-08-20 16:51 UTCGHSA enrichment
  58. 2026-08-20 03:57 UTCEG score recompute
  59. 2026-08-20 03:57 UTCVendor advisory
  60. 2026-08-20 03:57 UTCGHSA enrichment
  61. 2026-08-19 17:04 UTCEPSS rescore
  62. 2026-08-19 15:04 UTCVendor advisory
  63. 2026-08-19 15:04 UTCGHSA enrichment
  64. 2026-08-19 02:12 UTCEG score recompute
  65. 2026-08-19 02:12 UTCVendor advisory
  66. 2026-08-19 02:12 UTCGHSA enrichment
  67. 2026-08-18 13:48 UTCEPSS rescore
  68. 2026-08-18 13:20 UTCVendor advisory
  69. 2026-08-18 13:20 UTCGHSA enrichment
  70. 2026-08-17 23:33 UTCEG score recompute
  71. 2026-08-17 23:33 UTCVendor advisory
  72. 2026-08-17 23:33 UTCGHSA enrichment
  73. 2026-08-17 13:47 UTCEPSS rescore
  74. 2026-08-17 10:41 UTCVendor advisory
  75. 2026-08-17 10:41 UTCGHSA enrichment

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-56852?
CVE-2026-56852 is a high vulnerability published on July 21, 2026. A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.
When was CVE-2026-56852 disclosed?
CVE-2026-56852 was first published in the National Vulnerability Database on July 21, 2026, with the most recent update on August 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56852 actively exploited?
CVE-2026-56852 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 60.4% of all scored CVEs.
What is the CVSS score of CVE-2026-56852?
CVE-2026-56852 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-56852?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56852, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-56852

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