CVE-2026-21027

LOWNVD 3.33.3—
EchelonGraph scoreHIGH confidence

Score 3.3 from GitHub Security Advisory published 2026-06-05. NVD baseline CVSS 3.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
3.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 3.3Exploit: NoneExposed: 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 ImsSettings prior to SMR Jun-2026 Release 1 allows local attackers to trigger logging function.

CVSS v3
3.3
EG Score
3.3(high)
EPSS
0.4%
KEV
Not listed

Published

June 5, 2026

Last Modified

June 6, 2026

References (1)

Vendor Advisories for CVE-2026-21027(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 42× 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.

  1. 2026-07-04 06:31 UTCEPSS rescore
  2. 2026-07-04 06:31 UTCEPSS rescore
  3. 2026-07-03 03:02 UTCEG score recompute
  4. 2026-07-03 03:02 UTCGHSA enrichment
  5. 2026-06-29 20:05 UTCEG score recompute
  6. 2026-06-29 20:05 UTCGHSA enrichment
  7. 2026-06-28 14:07 UTCEPSS rescore
  8. 2026-06-27 03:08 UTCEPSS rescore
  9. 2026-06-26 13:09 UTCEG score recompute
  10. 2026-06-26 13:08 UTCGHSA enrichment
  11. 2026-06-25 13:49 UTCEPSS rescore
  12. 2026-06-23 21:32 UTCEPSS rescore
  13. 2026-06-23 02:15 UTCEG score recompute
  14. 2026-06-23 02:15 UTCGHSA enrichment
  15. 2026-06-22 14:25 UTCEPSS rescore
  16. 2026-06-22 14:25 UTCEPSS rescore
  17. 2026-06-21 01:59 UTCEPSS rescore
  18. 2026-06-21 01:59 UTCEPSS rescore
  19. 2026-06-19 19:25 UTCEPSS rescore
  20. 2026-06-19 19:09 UTCEG score recompute
  21. 2026-06-19 19:08 UTCGHSA enrichment
  22. 2026-06-18 17:52 UTCEPSS rescore
  23. 2026-06-17 17:53 UTCEPSS rescore
  24. 2026-06-16 17:52 UTCEPSS rescore
  25. 2026-06-16 08:57 UTCEG score recompute
Show 24 more
  1. 2026-06-16 08:57 UTCGHSA enrichment
  2. 2026-06-15 17:48 UTCEPSS rescore
  3. 2026-06-14 23:18 UTCEPSS rescore
  4. 2026-06-13 23:00 UTCEPSS rescore
  5. 2026-06-13 23:00 UTCEPSS rescore
  6. 2026-06-13 01:47 UTCEG score recompute
  7. 2026-06-13 01:47 UTCGHSA enrichment
  8. 2026-06-12 23:12 UTCEPSS rescore
  9. 2026-06-11 14:00 UTCEPSS rescore
  10. 2026-06-10 22:18 UTCEPSS rescore
  11. 2026-06-10 13:22 UTCEPSS rescore
  12. 2026-06-09 18:51 UTCEG score recompute
  13. 2026-06-09 18:51 UTCGHSA enrichment
  14. 2026-06-08 14:17 UTCEPSS rescore
  15. 2026-06-08 14:17 UTCEPSS rescore
  16. 2026-06-07 15:25 UTCEPSS rescore
  17. 2026-06-07 15:24 UTCEPSS rescore
  18. 2026-06-06 13:47 UTCEPSS rescore
  19. 2026-06-06 13:47 UTCEPSS rescore
  20. 2026-06-06 13:47 UTCEPSS rescore
  21. 2026-06-06 11:56 UTCEG score recompute▼ 1.50
  22. 2026-06-06 11:56 UTCGHSA enrichment
  23. 2026-06-05 22:47 UTCEPSS rescore
  24. 2026-06-05 10:34 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-21027?
CVE-2026-21027 is a low vulnerability published on June 5, 2026. Improper export of android application components in ImsSettings prior to SMR Jun-2026 Release 1 allows local attackers to trigger logging function.
When was CVE-2026-21027 disclosed?
CVE-2026-21027 was first published in the National Vulnerability Database on June 5, 2026, with the most recent update on June 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-21027 actively exploited?
CVE-2026-21027 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-21027?
CVE-2026-21027 has a CVSS v3 base score of 3.3 (NVD).
How do I remediate CVE-2026-21027?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-21027, 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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