CVE-2026-13870

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.8Exploit: None knownExposed: 0

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

Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3
8.8
Vendor severity
MEDIUMper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Medium)
EG Score
8.8(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
42%
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (2)

Auto-updated Jul 2, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/497634837
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html

Vendor Advisories for CVE-2026-13870(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 ... 149.0.7827.53-1~deb13u1 (378 versions)150.0.7871.46-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 150.0.7871.46-1~deb12u1 (144 versions)150.0.7871.46-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 150.0.7871.46-1~deb13u1 (145 versions)150.0.7871.46-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 17× in last 7d / 145× 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 245 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-13870?
CVE-2026-13870 is a high vulnerability published on June 30, 2026. Use after free in WebView in Google Chrome on Android prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
When was CVE-2026-13870 disclosed?
CVE-2026-13870 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13870 actively exploited?
CVE-2026-13870 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 57.7% of all scored CVEs.
What is the CVSS score of CVE-2026-13870?
CVE-2026-13870 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-13870?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13870, 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-2026-13870

Explore →

Is Your Infrastructure Affected by CVE-2026-13870?

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

Start Free Scan →Browse All CVEs