What is CVE-2023-3515?

CVE-2023-3515 is a medium-severity vulnerability in Gitea, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.4/10. Published 2023-07-05.

How severe is CVE-2023-3515?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Is CVE-2023-3515 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Gitea

CVE-2023-3515

Open Redirect in GitHub repository go-gitea/gitea prior to 1.19.4.

Vulnerability class: Open Redirect

Published 2023-07-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (39.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Gitea
Go-Gitea Go-Gitea/gitea — versions unspecified

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

huntr.dev/bounties/e335cd18-bc4d-4585-adb7-426c817ed053 (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/go-gitea/gitea/commit/9aaaf980f0ba15611f30568bd67bce3ec12954e2 (Patch)
security.gentoo.org/glsa/202312-13

Frequently asked questions

What is CVE-2023-3515?: CVE-2023-3515 is a medium-severity vulnerability in Gitea, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.4/10. Published 2023-07-05.
How severe is CVE-2023-3515?: Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2023-3515 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.