Vulnerability Description
Nextcloud is an open source content collaboration platform. From versions 0.7.0 to before 0.7.7, 0.8.0 to before 0.8.10, 0.9.0 to before 0.9.8, and 1.0.0 to before 1.0.4, an authenticated attacker with access to the Tables app may be able to execute arbitrary up to 20 bytes long SQL queries, through a stored injection. With carefully crafted input it is possible to break out of the length limitation. The attacker could use this to extract information from the database, or modify data. This issue has been patched in versions 0.7.7, 0.8.10, 0.9.8, 1.0.4, and 2.0.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Tables | >= 0.7.0, < 0.7.7 |
Related Weaknesses (CWE)
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x43f-gMitigationVendor Advisory
- https://github.com/nextcloud/tables/pull/2309Issue TrackingPatch
- https://hackerone.com/reports/3462991Permissions Required
FAQ
What is CVE-2026-45545?
CVE-2026-45545 is a vulnerability with a CVSS score of 8.2 (HIGH). Nextcloud is an open source content collaboration platform. From versions 0.7.0 to before 0.7.7, 0.8.0 to before 0.8.10, 0.9.0 to before 0.9.8, and 1.0.0 to before 1.0.4, an authenticated attacker wit...
How severe is CVE-2026-45545?
CVE-2026-45545 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-45545?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Tables.