CVE-2026-8582

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory published 2026-05-14. NVD baseline CVSS 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

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

Object lifecycle issue in Dawn in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3
5.3
Vendor severity
MEDIUMper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Medium)
EG Score
5.3(medium)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity53% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
9%
KEV
Not listed

Published

May 14, 2026

Last Modified

May 19, 2026

Advisory Details (2)

Auto-updated Jun 16, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/497594413
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html

Vendor Advisories for CVE-2026-8582(1)

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 (353 versions)148.0.7778.167-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 148.0.7778.96-3 (119 versions)148.0.7778.167-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 148.0.7778.96-3 (120 versions)148.0.7778.167-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 15× in last 7d / 83× 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 202 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-8582?
CVE-2026-8582 is a medium vulnerability published on May 14, 2026. Object lifecycle issue in Dawn in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)
When was CVE-2026-8582 disclosed?
CVE-2026-8582 was first published in the National Vulnerability Database on May 14, 2026, with the most recent update on May 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8582 actively exploited?
CVE-2026-8582 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 91.4% of all scored CVEs.
What is the CVSS score of CVE-2026-8582?
CVE-2026-8582 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-8582?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8582, 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

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