How severe is CVE-2026-56773?

CVE-2026-56773 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-56773 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-56773?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-56773 published?

CVE-2026-56773 was published on 2026-06-26 and last updated on 2026-06-27.

CVE-2026-56773

CVE-2026-56773 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Published: 2026-06-26
Last modified: 2026-06-27

Description

Teable's v2 REST API controller lacks @Permissions metadata on ORPC endpoints, allowing any authenticated user to bypass authorization checks. Attackers can read table schemas, create tables, and modify or delete records across bases and tables via endpoints like GET /api/v2/tables/get and POST /api/v2/tables/updateRecords.

Frequently asked questions

What is CVE-2026-56773?: Teable's v2 REST API controller lacks @Permissions metadata on ORPC endpoints, allowing any authenticated user to bypass authorization checks. Attackers can read table schemas, create tables, and modify or delete records across bases and tables via endpoints like GET /api/v2/tables/get and POST /api/v2/tables/updateRecords.
How severe is CVE-2026-56773?: CVE-2026-56773 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-56773 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-56773?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-56773 published?: CVE-2026-56773 was published on 2026-06-26 and last updated on 2026-06-27.

References

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