Authorization bypass in GRANDIT
Priority LOW 30CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-639.
Summary
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.
Why it matters now
EPSS 0.00842 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| GRANDIT CORPORATION | GRANDIT | Ver.1.6, Ver.2.0, Ver.2.1, Ver.2.2, Ver.2.3, and Ver.3.0 | — | No fix listed | CNA |
- GRANDIT VendorGRANDIT CORPORATION Affected Ver.1.6, Ver.2.0, Ver.2.1, Ver.2.2, Ver.2.3, and Ver.3.0 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:grandit:grandit:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | GRANDIT CORPORATION |
| cpe:2.3:a:grandit:grandit:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | GRANDIT CORPORATION |
| cpe:2.3:a:grandit:grandit:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | GRANDIT CORPORATION |
| cpe:2.3:a:grandit:grandit:2.2:*:*:*:*:*:*:* | 2.2 | Vulnerable | GRANDIT CORPORATION |
| cpe:2.3:a:grandit:grandit:2.3:*:*:*:*:*:*:* | 2.3 | Vulnerable | GRANDIT CORPORATION |
| cpe:2.3:a:grandit:grandit:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | GRANDIT CORPORATION |
- cpe:2.3:a:grandit:grandit:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·GRANDIT CORPORATION
- cpe:2.3:a:grandit:grandit:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·GRANDIT CORPORATION
- cpe:2.3:a:grandit:grandit:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·GRANDIT CORPORATION
- cpe:2.3:a:grandit:grandit:2.2:*:*:*:*:*:*:* Versions 2.2 Vulnerable ·GRANDIT CORPORATION
- cpe:2.3:a:grandit:grandit:2.3:*:*:*:*:*:*:* Versions 2.3 Vulnerable ·GRANDIT CORPORATION
- cpe:2.3:a:grandit:grandit:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·GRANDIT CORPORATION
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5539
- 2026-10-03 Alias added: GHSA-4vhp-vr67-vg4f
References
Sources
- CVE-2020-5539 · CVE Program
- CVE-2020-5539 · NVD
- FIRST EPSS
- GHSA-4vhp-vr67-vg4f · GitHub Advisory Database · CC BY 4.0
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