HIGH

CVE-2018-20303

CVSS v3

7.5

HIGH

EPSS Score

3.3 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

Get an alert for each new CVE published for gogs.io/gogs.

Set up CVE WatchFree account · no credit card

Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

gogs.io/gogsGoall versions · fixed in 0.11.80-0.20181218063808-ff93d9dbda5c

Full record on NVD

Description

In pkg/tool/path.go in Gogs before 0.11.82.1218, a directory traversal in the file-upload functionality can allow an attacker to create a file under data/sessions on the server, a similar issue to CVE-2018-18925.

Technical details

Published: 2018-12-20

Frequently asked questions

What is CVE-2018-20303?

Is CVE-2018-20303 actively exploited?

Active exploitation of CVE-2018-20303 has not been confirmed. Its EPSS score was 3.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20303?

CVE-2018-20303 has a CVSS v3 base score of 7.5 (HIGH severity).

Running gogs.io/gogs? Hear about its next vulnerability

CVE Watch matches each new CVE to the vendors and products you list (vendor and product, not the version) and puts it in your alerts with its KEV and EPSS status.

Get alerts for this product CISA KEV additions, October 2026 Search CVEs

Already have an account? Open CVE WatchNo credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

Following what attackers exploit right now? The CISA KEV additions of the month, with their patch deadlines.
Running this software? CVE Watch alerts you to new vulnerabilities in your products.

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database