CVE-2026-21059

HIGHNVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory published 2026-08-10. NVD baseline CVSS 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: None knownExposed: 0

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

Improper export of android application components in Samsung Contacts prior to SMR Aug-2026 Release 1 allows local attackers to delete file with Samsung Contacts' privilege.

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 computed
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
1%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 19, 2026

Advisory Details (1)

Auto-updated Aug 10, 2026
No patch confirmed yet.
generic

Samsung Mobile Security

https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=08

Vendor Advisories for CVE-2026-21059(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 21× in last 7d / 89× 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 128 total refreshes for this CVE.

  1. 2026-09-19 06:25 UTCEG score recompute
  2. 2026-09-19 06:25 UTCGHSA enrichment
  3. 2026-09-18 19:27 UTCEPSS rescore
  4. 2026-09-18 17:22 UTCGHSA enrichment
  5. 2026-09-18 03:26 UTCEG score recompute
  6. 2026-09-18 03:26 UTCGHSA enrichment
  7. 2026-09-17 15:07 UTCGHSA enrichment
  8. 2026-09-17 00:51 UTCEG score recompute
  9. 2026-09-17 00:51 UTCGHSA enrichment
  10. 2026-09-16 14:07 UTCEPSS rescore
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-16 02:41 UTCGHSA enrichment
  13. 2026-09-15 14:08 UTCEG score recompute
  14. 2026-09-15 14:08 UTCGHSA enrichment
  15. 2026-09-15 00:48 UTCGHSA enrichment
  16. 2026-09-14 10:11 UTCGHSA enrichment
  17. 2026-09-13 21:40 UTCGHSA enrichment
  18. 2026-09-13 09:20 UTCGHSA enrichment
  19. 2026-09-12 21:01 UTCEG score recompute
  20. 2026-09-12 21:01 UTCGHSA enrichment
  21. 2026-09-12 15:01 UTCEPSS rescore
  22. 2026-09-12 08:41 UTCGHSA enrichment
  23. 2026-09-11 20:22 UTCEG score recompute
  24. 2026-09-11 20:22 UTCGHSA enrichment
  25. 2026-09-11 14:52 UTCEPSS rescore
Show 75 more
  1. 2026-09-11 07:36 UTCGHSA enrichment
  2. 2026-09-10 19:16 UTCEG score recompute
  3. 2026-09-10 19:16 UTCGHSA enrichment
  4. 2026-09-10 09:34 UTCEPSS rescore
  5. 2026-09-10 06:56 UTCGHSA enrichment
  6. 2026-09-09 18:37 UTCEG score recompute
  7. 2026-09-09 18:37 UTCGHSA enrichment
  8. 2026-09-09 05:56 UTCEG score recompute
  9. 2026-09-09 05:56 UTCGHSA enrichment
  10. 2026-09-08 22:00 UTCEPSS rescore
  11. 2026-09-08 07:25 UTCGHSA enrichment
  12. 2026-09-07 17:32 UTCGHSA enrichment
  13. 2026-09-06 16:32 UTCEG score recompute
  14. 2026-09-06 16:32 UTCGHSA enrichment
  15. 2026-09-06 13:47 UTCEPSS rescore
  16. 2026-09-06 13:47 UTCEPSS rescore
  17. 2026-09-06 04:13 UTCGHSA enrichment
  18. 2026-09-05 15:53 UTCEG score recompute
  19. 2026-09-05 15:53 UTCGHSA enrichment
  20. 2026-09-05 02:15 UTCGHSA enrichment
  21. 2026-09-04 08:30 UTCEG score recompute
  22. 2026-09-04 08:30 UTCGHSA enrichment
  23. 2026-09-04 05:06 UTCEPSS rescore
  24. 2026-09-03 17:11 UTCGHSA enrichment
  25. 2026-09-03 03:53 UTCGHSA enrichment
  26. 2026-09-02 06:37 UTCGHSA enrichment
  27. 2026-09-01 17:30 UTCEG score recompute
  28. 2026-09-01 17:30 UTCGHSA enrichment
  29. 2026-09-01 13:53 UTCEPSS rescore
  30. 2026-09-01 00:28 UTCGHSA enrichment
  31. 2026-08-31 11:54 UTCGHSA enrichment
  32. 2026-08-30 23:12 UTCGHSA enrichment
  33. 2026-08-30 10:53 UTCGHSA enrichment
  34. 2026-08-29 22:30 UTCGHSA enrichment
  35. 2026-08-29 10:11 UTCEG score recompute
  36. 2026-08-29 10:11 UTCGHSA enrichment
  37. 2026-08-28 21:41 UTCEPSS rescore
  38. 2026-08-28 11:47 UTCGHSA enrichment
  39. 2026-08-27 20:03 UTCEG score recompute
  40. 2026-08-27 20:03 UTCGHSA enrichment
  41. 2026-08-27 14:25 UTCEPSS rescore
  42. 2026-08-27 07:44 UTCGHSA enrichment
  43. 2026-08-26 18:57 UTCEG score recompute
  44. 2026-08-26 18:57 UTCGHSA enrichment
  45. 2026-08-26 14:46 UTCEPSS rescore
  46. 2026-08-26 06:38 UTCGHSA enrichment
  47. 2026-08-25 18:11 UTCGHSA enrichment
  48. 2026-08-25 05:50 UTCGHSA enrichment
  49. 2026-08-24 17:31 UTCEG score recompute
  50. 2026-08-24 17:30 UTCGHSA enrichment
  51. 2026-08-24 04:46 UTCGHSA enrichment
  52. 2026-08-23 16:26 UTCGHSA enrichment
  53. 2026-08-23 04:07 UTCEG score recompute
  54. 2026-08-23 04:07 UTCGHSA enrichment
  55. 2026-08-23 00:19 UTCEPSS rescore
  56. 2026-08-22 15:47 UTCGHSA enrichment
  57. 2026-08-22 03:18 UTCEG score recompute
  58. 2026-08-22 03:18 UTCGHSA enrichment
  59. 2026-08-21 23:49 UTCEPSS rescore
  60. 2026-08-21 14:59 UTCGHSA enrichment
  61. 2026-08-21 02:40 UTCEG score recompute
  62. 2026-08-21 02:40 UTCGHSA enrichment
  63. 2026-08-20 22:55 UTCEPSS rescore
  64. 2026-08-20 14:21 UTCGHSA enrichment
  65. 2026-08-20 02:02 UTCEG score recompute
  66. 2026-08-20 02:02 UTCGHSA enrichment
  67. 2026-08-19 17:03 UTCEPSS rescore
  68. 2026-08-19 13:42 UTCEG score recompute
  69. 2026-08-19 13:42 UTCGHSA enrichment
  70. 2026-08-19 01:20 UTCEG score recompute▲ 0.20
  71. 2026-08-19 01:20 UTCGHSA enrichment
  72. 2026-08-19 01:19 UTCNVD updateCVSS v3 → 7.1 · severity → HIGH
  73. 2026-08-18 15:34 UTCEG score recompute
  74. 2026-08-18 15:34 UTCGHSA enrichment
  75. 2026-08-18 13:48 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-21059?
CVE-2026-21059 is a high vulnerability published on August 10, 2026. Improper export of android application components in Samsung Contacts prior to SMR Aug-2026 Release 1 allows local attackers to delete file with Samsung Contacts' privilege.
When was CVE-2026-21059 disclosed?
CVE-2026-21059 was first published in the National Vulnerability Database on August 10, 2026, with the most recent update on August 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-21059 actively exploited?
CVE-2026-21059 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 99.4% of all scored CVEs.
What is the CVSS score of CVE-2026-21059?
CVE-2026-21059 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-21059?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-21059, 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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