CVE-2025-48461Weak Session Cookie Entropy
- 5.0MediumCVSS base score
- 0.47%Exploitation in 30 daysEPSS · top 58% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Successful exploitation of the vulnerability could allow an unauthenticated attacker to conduct brute force guessing and account takeover as the session cookies are predictable, potentially allowing the attackers to gain root, admin or user access and reset passwords.
Timeline
ID reserved
By CSA
- 33 days later
· 33 days later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CSACNA (assigner) | 3.1 | Medium5.0 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
| NVDNVD · Analyzed | 3.1 | Medium5.0 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.47% · top 58% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
Advantech · Advantech Wireless Sensing and Equipment (WISE)
- affected A2.01 B00
What to do
Solution: This vulnerability can be mitigated by enabling the Security Mode, an existing configuration feature available in previous firmware versions. Security Mode restricts access to unsecured web interfaces and disables unnecessary services to reduce attack surfaces. Users and administrators of affected products are strongly advised to enable Security Mode immediately after configuration.
References
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)
- EUVD EUVD-2025-18991 (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://cveledger.app/cve/CVE-2025-48461)Record last updated .