CVE-2025-52689Weak Session ID Check in the OmniAccess Stellar Web Management Interface
- 9.8CriticalCVSS base score
- 16.7%Exploitation in 30 daysEPSS · top 2.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
Successful exploitation of the vulnerability could allow an unauthenticated attacker to obtain a valid session ID with administrator privileges by spoofing the login request, potentially allowing the attacker to modify the behaviour of the access point.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. A reference of the record is tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.
Show the exploits1
References tagged exploit1 reference
Timeline
ID reserved
By CSA
- 27 days later
· 27 days later
Published
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 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Deferred | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 16.7% · top 2.9% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
Alcatel-Lucent · OmniAccess Stellar Products
- affected AP1100 AWOS versions 5.0.2 GA and earlier
- affected AP1200 AWOS versions 5.0.2 GA and earlier
- affected AP1300 AWOS versions 5.0.2 GA and earlier
- affected AP1400 AWOS versions 5.0.2 GA and earlier
- affected AP1500 AWOS versions 5.0.2 GA and earlier
What to do
Solution: Users and administrators of affected products are advised to contact their Business Partner immediately to update to the latest version.
References
References4
- https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2025-072/ (opens in a new tab)
- https://www.al-enterprise.com/-/media/assets/internet/documents/sa-n0150-omniaccess-stellar-multiple-vulnerabilities.pdf (opens in a new tab)
- https://blog.uhg.sg/article/24.html (opens in a new tab)
- https://github.com/UltimateHG/CVE-2025-52689-PoC (opens in a new tab)exploit
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-2025-21586 (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-2025-52689)Record last updated .