CVE-2026-59720: Information Disclosure (CVSS 7.5)

Description

Hoppscotch is an open source API development ecosystem. Prior to 2026.6.0, mock server creation in mock-server.service.ts does not persist the isPublic input field while schema.prisma defaults isPublic to true, causing mock servers linked to private collections to be publicly accessible without authentication and potentially expose sensitive API data. This issue is fixed in version 2026.6.0.

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CVSS v3.1 Score

7.5

HIGH

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

EPSS — Exploit Prediction

0.0034

Probability of exploitation

0.26%

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-200 CWE-200

CWE-284 CWE-284

References

Other References

https://github.com/hoppscotch/hoppscotch/commit/e4332110d455a3012d5c77a9186bc4aa096e34f2 https://github.com/hoppscotch/hoppscotch/pull/6410 https://github.com/hoppscotch/hoppscotch/releases/tag/2026.6.0 https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-c68f-wr5p-j6jf https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-c68f-wr5p-j6jf

Frequently Asked Questions

What is CVE-2026-59720? +

Hoppscotch is an open source API development ecosystem. Prior to 2026.6.0, mock server creation in mock-server.service.ts does not persist the isPublic input field while schema.prisma defaults isPublic to true, causing mock servers linked to private collections to be publicly accessible without authentication and potentially expose sensitive API data. This issue is fixed in version 2026.6.0. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-59720? +

CVE-2026-59720 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0034, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-59720? +

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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