CVE-2020-5539

6.5 mediumEPSS 0.8%

Medium (6.5) in grandit grandit. EPSS 0.8% chance of exploitation in the next 30 days.

GRANDIT Ver.1.6, Ver.2.0, Ver.2.1, Ver.2.2, Ver.2.3, and Ver.3.0 do not properly manage sessions, which allows remote attackers to impersonate an arbitrary user and then alter or disclose the information via unspecified vectors.

Severity

CVSS 3.1

6.5 medium

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

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWE: CWE-639
Published: 2020-03-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

grandit:grandit

References

https://jvn.jp/en/jp/JVN73472345/index.html
https://www.grandit.jp/etc/20200228_letter.pdf
https://jvn.jp/en/jp/JVN73472345/index.html
https://www.grandit.jp/etc/20200228_letter.pdf

Check your stack JSON