CVE-2026-52801: Input Validation Flaw (CVSS 8.1)

Description

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs Mirror Settings functionality provide an alternative way from the well protected New Migration functionality for any authenticated users to import local repositories. This issue stems from a lack of validation of SaveAddress function. This vulnerability is fixed in 0.14.3.

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CVSS v3.1 Score

8.1

HIGH

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

EPSS — Exploit Prediction

0.0057

Probability of exploitation

0.44%

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-20 Improper Input Validation

References

Other References

https://github.com/gogs/gogs/commit/11e19f28b5c82466fd1689c94344ef4313ee986c https://github.com/gogs/gogs/pull/8225 https://github.com/gogs/gogs/releases/tag/v0.14.3 https://github.com/gogs/gogs/security/advisories/GHSA-wv27-2vqp-j7g5 https://github.com/gogs/gogs/security/advisories/GHSA-wv27-2vqp-j7g5

Frequently Asked Questions

What is CVE-2026-52801? +

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs Mirror Settings functionality provide an alternative way from the well protected New Migration functionality for any authenticated users to import local repositories. This issue stems from a lack of validation of SaveAddress function. This vulnerability is fixed in 0.14.3. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-52801? +

CVE-2026-52801 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0057, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-52801? +

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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