Comfast CF-N1-S 2.6.0.1 URI Parameter Parsing /cgi-bin/mbox-config get_para_from_uri width/height stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.6$0-$5k0.33

Summaryinfo

A vulnerability was found in Comfast CF-N1-S 2.6.0.1. It has been declared as very critical. This vulnerability affects the function get_para_from_uri of the file /cgi-bin/mbox-config of the component URI Parameter Parsing. Such manipulation of the argument width/height leads to stack-based overflow. This vulnerability is uniquely identified as CVE-2026-76008. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Comfast CF-N1-S 2.6.0.1. It has been rated as very critical. Affected by this issue is the function get_para_from_uri of the file /cgi-bin/mbox-config of the component URI Parameter Parsing. The manipulation of the argument width/height with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-76008. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/18/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.6

VulDB Base Score: 10.0
VulDB Temp Score: 9.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/18/2026 Advisory disclosed
08/18/2026 +0 days VulDB entry created
08/18/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-76008 (🔒)
GCVE (CVE): GCVE-0-2026-76008
GCVE (VulDB): GCVE-100-391922

Entryinfo

Created: 08/18/2026 20:58
Changes: 08/18/2026 20:58 (54)
Complete: 🔍
Submitter: ChaoRenChaoJiWuDi
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #878007: Comfast CF-N1-S V2.6.0.1 Stack-based Buffer Overflow (by ChaoRenChaoJiWuDi)

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