CVE-2025-51087: tenda ac8_firmware Stack-based Buffer Overflow
CVSS: 8.6v3.1HighModified
Published 24-07-2025Last modified 05-07-2026
Vulnerability summary
CVE-2025-51087 is a high (CVSS 8.6) Stack-based Buffer Overflow vulnerability in tenda ac8_firmware. EPSS estimates a 11.03% chance of exploitation in the next 30 days, higher than 95.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.6/10
010
High · v3.1 (CVE.org)EPSS score
11.03%
0%100%
Medium · +2.54 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 24-07-2025PublishedVulnerability first disclosed.
- 05-07-2026Last modifiedVulnerability information updated.
Description
Tenda AC8V4 V16.03.34.06` was discovered to contain stack overflow at /goform/saveParentControlInfo. The manipulation of the argument time leads to stack-based buffer overflow.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:LSourcesAll 2 agree
- NVDNIST8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
EPSS trend
Probability
11.03%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
+2.54 pp
From 8.49% on 21-09-2026
21-09-202621-10-2026
EPSS score11.03%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundIot
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tenda1 product
- ac8_firmware16.03.34.06
1 vendor · 1 product
References
1 links- github.com/TL-SN/IOT/blob/main/Tenda/Tenda-AC8v4%20%20V16.03.34.06/CVE-2025-51087.mdExploitThird Party Advisory