CVE-2026-22888

HIGHNVD 7.54.9▼Trending — 3 sources updated this week

7.5

Improper input verification issue exists in Cybozu Garoon 5.0.0 to 6.0.3, which may lead to unauthorized alteration of portal settings, potentially blocking access to the product.

CVSS v3: 7.5
EG Score: 4.9(medium)
EPSS: 5.3%
KEV: Not listed

Published

February 2, 2026

Last Modified

February 19, 2026

References (2)

vultures@jpcerthttps://jvn.jp/en/jp/JVN35265756/
vultures@jpcerthttps://kb.cybozu.support/article/39083/

Weakness Classification(1)

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

CWE-231

Data Freshness Timeline

(refreshed 9× in last 7d / 9× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 14:55 UTCEG score recompute
2026-05-29 14:55 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2026-22888?

CVE-2026-22888 is a high vulnerability published on February 2, 2026. Improper input verification issue exists in Cybozu Garoon 5.0.0 to 6.0.3, which may lead to unauthorized alteration of portal settings, potentially blocking access to the product.

When was CVE-2026-22888 disclosed?

CVE-2026-22888 was first published in the National Vulnerability Database on February 2, 2026, with the most recent update on February 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-22888 actively exploited?

CVE-2026-22888 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-22888?

CVE-2026-22888 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 4.9.

How do I remediate CVE-2026-22888?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-22888, 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-2026-22888

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CVE-2026-22888

📅 Published

🔄 Last Modified

🔗 References (2)