CVE-2025-50260: tenda ac6_firmware Stack-based Buffer Overflow
Analyzed
Published 03-07-2025Last modified 03-07-2025
Vulnerability summary
CVE-2025-50260 is a high (CVSS 7.5) Stack-based Buffer Overflow vulnerability in tenda ac6_firmware. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.8% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.45%
0%100%
Low · +0.07 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github
Timeline
- 03-07-2025PublishedVulnerability first disclosed.
- 03-07-2025Last modifiedVulnerability information updated.
Description
Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the formSetFirewallCfg function via the firewallEn parameter.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
Increase +0.07 pp
From 0.38% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundIotvuln
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tenda1 product
- ac6_firmware15.03.05.16_multi
1 vendor · 1 product
References
1 links- github.com/faqiadegege/IoTVuln/blob/main/tendaAC6_SetFirewallCfg_firewallEn_overflow/detail.mdExploitThird Party Advisory