5.4

CVE-2021-28378: gitea Cross-site Scripting

CVSS: 5.4v3.1MediumModified
AliasesGHSA-g95p-88p4-76cmBIT-gitea-2021-28378GO-2022-0832
Published 15-03-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-28378 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in gitea. EPSS estimates a 8.76% chance of exploitation in the next 30 days, higher than 95.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.4/10
010
Medium · v3.1 (NVD)
EPSS score
8.76%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 15-03-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Gitea 1.12.x and 1.13.x before 1.13.4 allows XSS via certain issue data in some situations.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

8.76%

Chance of exploitation in the next 30 days

Percentile

95%

Versus all other CVEs

30-day change

0.00 pp

From 8.76% on 22-09-2026

22-09-202622-10-2026
EPSS score
8.76%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Cve 2021 28378

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Code.gitea.io1 product
  • gitea< 1.13.4
Gitea1 product
  • gitea≥ 1.12.0, ≤ 1.12.6 | ≥ 1.13.0, < 1.13.4

2 vendors · 2 products

References

8 links