CVE-2026-12715

HIGHPre-NVD 8.58.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.5 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4% (26th percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 3 sources updated this week
8.5EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 8.5Exploit: None knownExposed services: Not assessed

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

Missing Authorization in Google Cloud Firebase Studio versions prior to 2026-04-15 on Google Cloud Platform allows an attacker to download other users' deployed source code and access sensitive data via unauthorized GCS URL signing requests.

This vulnerability was patched on 15 April 2026, and no customer action is needed.

CVSS v3
8.5
EG Score
8.5HIGHmedium confidence
EG Risk
38
EG Risk 38/100CISA SSVC

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
Severity85% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.4%
EPSS %ILE
26th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

July 17, 2026

Last Modified

July 17, 2026

Advisory Details (1)

Auto-updated Jul 17, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

Security bulletins  |  Cloud Customer Care  |  Google Cloud Documentation

https://docs.cloud.google.com/support/bulletins#gcp-2026-043

Vendor Advisories for CVE-2026-12715(2)

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 7× in last 7d / 43× 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 193 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-12715?
CVE-2026-12715 is a high vulnerability published on July 17, 2026. Missing Authorization in Google Cloud Firebase Studio versions prior to 2026-04-15 on Google Cloud Platform allows an attacker to download other users' deployed source code and access sensitive data via unauthorized GCS URL signing requests. This vulnerability was patched on 15 April 2026, and no…
When was CVE-2026-12715 disclosed?
CVE-2026-12715 was first published on July 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12715 actively exploited?
CVE-2026-12715 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (26th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-12715?
CVE-2026-12715 has a CVSS base score of 8.5 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-12715?
No fix for CVE-2026-12715 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-12715 are linked in the Vendor Advisories panel on this page.

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