CVE-2025-53757
Insecure Cookie Flags Vulnerability in Digisol DG-GR6821AC Router
- Published
- Updated
- Reserved
- Assigned by
- CERT-In
Description
This vulnerability exists in Digisol DG-GR6821AC Router due to misconfiguration of both Secure and HttpOnly flags on session cookies associated with the router web interface. A remote attacker could exploit this vulnerability by capturing the session cookies transmitted over an unsecure HTTP connection. Successful exploitation of this vulnerability could allow the attacker to obtain sensitive information from the targeted device.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CERT-InCNA (assigner) | 4.0 | High8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| NVDNVD · Deferred | 4.0 | High8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.32% · top 75% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.
Weakness
Affected products
Digisol · XPON ONU Wi-Fi Router (DG-GR6821AC)
- affected V3.2.XX
What to do
Solution: Upgrade Digisol DG-GR6821AC Router firmware to version HG323DACv5_all_V3.2.02-250509_Digisolver
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-53757)Record last updated .