CVE-2026-11264

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2026-06-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

Policy bypass in Content Security Policy in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)

CVSS v3
4.3
Vendor severity
LOWper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Low)
EG Score
4.3(medium)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

June 4, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 19, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/500099106
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html

Vendor Advisories for CVE-2026-11264(2)

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

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
chromium100.0.4896.127-1 ... 99.0.4844.84-1~deb11u1 (500 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
chromium113.0.5672.126-1 ... 148.0.7778.96-3 (363 versions)149.0.7827.53-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 149.0.7827.53-1~deb12u1 (129 versions)149.0.7827.53-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 149.0.7827.53-1~deb13u1 (130 versions)149.0.7827.53-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 92× 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 234 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11264?
CVE-2026-11264 is a medium vulnerability published on June 4, 2026. Policy bypass in Content Security Policy in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)
When was CVE-2026-11264 disclosed?
CVE-2026-11264 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11264 actively exploited?
CVE-2026-11264 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 92.2% of all scored CVEs.
What is the CVSS score of CVE-2026-11264?
CVE-2026-11264 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11264?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11264, 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-2026-11264

Explore →

Is Your Infrastructure Affected by CVE-2026-11264?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs