CVE-2026-45544

Description

Nextcloud is an open source content collaboration platform. From version 0.8.0 to before version 1.0.4, the view filter criteria is exposed to users with read-only permissions in Nextcloud Tables. This issue has been patched in versions 1.0.4 and 2.0.0.

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0022

Probability of exploitation

0.13%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-1230 CWE-1230

Affected Products

Vendor	Product	Versions
nextcloud	tables	0.8.0 — 1.0.4

References

Advisories & Patches

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vvxm-6jjp-m9mp https://github.com/nextcloud/tables/pull/2312

Other References

https://hackerone.com/reports/3483753

Frequently Asked Questions

What is CVE-2026-45544? +

Nextcloud is an open source content collaboration platform. From version 0.8.0 to before version 1.0.4, the view filter criteria is exposed to users with read-only permissions in Nextcloud Tables. This issue has been patched in versions 1.0.4 and 2.0.0. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-45544? +

CVE-2026-45544 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0022, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-45544? +

CVE-2026-45544 affects products from nextcloud, specifically: tables. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-45544? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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