CVE-2026-12879

MEDIUMPre-NVD 5.95.9—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.9 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 91% of all CVEs by exploit prediction. 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 — 4 sources updated this week
5.9
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.9Exploit: NoneExposed: 0

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

An Improper Input Validation vulnerability in BigQuery DAO in Google Cloud Apigee versions prior to 2026-06-12 on Google Cloud Platform allows an authenticated attacker to exfiltrate cross-tenant data.

This vulnerability was patched on 12 June 2026 on the Apigee Servers, and no customer action is needed.

CVSS v3
5.9
EG Score
5.9(medium)
EPSS
8.6%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 9, 2026

Advisory Details (1)

Auto-updated Jul 9, 2026
No patch confirmed yet.
generic

Apigee all release notes  |  Google Cloud Documentation

https://cloud.google.com/apigee/docs/release-notes#July_08_2026

Vendor Advisories for CVE-2026-12879(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 7× 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. 2026-07-11 16:24 UTCEG score recompute
  2. 2026-07-11 16:24 UTCGHSA enrichment
  3. 2026-07-11 08:27 UTCEPSS rescore
  4. 2026-07-10 14:57 UTCEG score recompute
  5. 2026-07-10 14:57 UTCGHSA enrichment
  6. 2026-07-09 13:31 UTCEG score recompute
  7. 2026-07-09 13:30 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-12879?
CVE-2026-12879 is a medium vulnerability published on July 9, 2026. An Improper Input Validation vulnerability in BigQuery DAO in Google Cloud Apigee versions prior to 2026-06-12 on Google Cloud Platform allows an authenticated attacker to exfiltrate cross-tenant data. This vulnerability was patched on 12 June 2026 on the Apigee Servers, and no customer action is…
When was CVE-2026-12879 disclosed?
CVE-2026-12879 was first published in the National Vulnerability Database on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12879 actively exploited?
CVE-2026-12879 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 8.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12879?
CVE-2026-12879 has a CVSS v3 base score of 5.9 (NVD).
How do I remediate CVE-2026-12879?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12879, 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

Explore the affected products and dependency analysis for CVE-2026-12879

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