CVE-2025-55503 json
Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function.
published 2025-08-20 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-25305
- cvss
- 7.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 20%
- public exploits
- 0
- none known
Summary
Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 14 mo ago
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/SolitaryGrass/IoT_vuln/blob/main/tenda/AC6/AC6V2.0RTL_V15.03.06.23/saveParentControlInfo/poc.md referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
Classification
- Weakness
-
- CWE-121 Stack-based Buffer Overflow
References
-
github.com
/SolitaryGrass/IoT_vuln/blob/main/tenda/AC6/AC6V2.0RTL_V15.03.06.23/saveParentControlInfo/poc.md
exploit, third-party-advisory
Sources
- CVE List CVE-2025-55503
- NVD CVE-2025-55503
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.