Which products and versions are affected by CVE-2026-56782?

Affected: gorse. The full list is in the CVE brief.

Is CVE-2026-56782 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2026-56782 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2026-56782?

No public exploit code is known.

Is there a fix for CVE-2026-56782?

Fixed versions are available, including gorse 0.5.10.

How urgently should CVE-2026-56782 be patched?

Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.

Request A Demo

Vulnerability Intelligence

CVE-2026-56782

Critical

Published Jun 29, 2026 · Updated Aug 12, 2026 · Also known as EUVD-2026-40158, GHSA-65p2-39gr-3m25

Key Facts

Patch in the next maintenance window

CVE-2026-56782 is a critical-severity vulnerability (CVSS 9.3 v4) affecting gorse.
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 3.6% probability of exploitation in the next 30 days.
Fixed versions are available, including gorse 0.5.10.
Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.

CVSS v4

9.3

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS (30-day exploit likelihood)

3.6%

Higher than 89.1% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2026-56782 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Gorse before 0.5.10 contains an authentication bypass vulnerability in the /api/dump and /api/restore endpoints that allows unauthenticated attackers to access protected functionality when admin_api_key is empty, which is the default configuration. Remote attackers can exfiltrate the entire database including user records, items, and feedback data containing personally identifiable information, or completely overwrite the dataset without authentication.

Affected Products

1 affected entries in total

Product	Affected versions	Fixed in
gorse	See advisory	0.5.10

Patched Releases

gorse

0.5.10

Timeline

Publicly disclosed
Jun 29, 2026
Last updated
Aug 12, 2026

Weakness Type

CWE-306 Missing Authentication for Critical Function

References

advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56782.json
advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-56782
otherhttps://github.com/gorse-io/gorse
otherPatch Commit
otherResearcher Disclosure

2 more references in the full CVE brief

FAQ

Common Questions.

Gorse before 0.5.10 contains an authentication bypass vulnerability in the /api/dump and /api/restore endpoints that allows unauthenticated attackers to access protected functionality when admin_api_key is empty, which is the default configuration.
Affected: gorse. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including gorse 0.5.10.
Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.

Is CVE-2026-56782 Running On Your Attack Surface?

Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.