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CVE-2026-6631 (GCVE-0-2026-6631)

Vulnerability from cvelistv5 – Published: 2026-04-20 10:45 – Updated: 2026-04-20 15:07
VLAI
Title
Tenda F451 httpd webExcptypemanFilter fromwebExcptypemanFilter buffer overflow
Summary
A vulnerability was determined in Tenda F451 1.0.0.7_cn_svn7958. Impacted is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter of the component httpd. Executing a manipulation of the argument page can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.
Severity
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-04-20 15:07 UTC
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/358265 vdb-entrytechnical-description
https://vuldb.com/vuln/358265/cti signaturepermissions-required
https://vuldb.com/submit/792904 third-party-advisory
https://github.com/Jimi-Lab/cve/issues/25 exploitissue-tracking
https://www.tenda.com.cn/ product
Impacted products
Vendor Product Version CPE status
Tenda F451 Affected: 1.0.0.7_cn_svn7958
    cpe:2.3:o:tenda:f451_firmware:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
jimi666 (VulDB User)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


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