CVE-2026-5526 (GCVE-0-2026-5526)
Vulnerability from cvelistv5 – Published: 2026-04-04 22:15 – Updated: 2026-04-06 14:51
VLAI
Title
Tenda 4G03 Pro httpd access control
Summary
A security flaw has been discovered in Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1. Affected by this vulnerability is an unknown functionality of the file /bin/httpd. The manipulation results in improper access controls. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/355279 | vdb-entry |
| https://vuldb.com/vuln/355279/cti | signaturepermissions-required |
| https://vuldb.com/submit/782052 | third-party-advisory |
| https://www.tenda.com.cn/ | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Tenda | 4G03 Pro |
Affected:
1.0
Affected: 1.1 Affected: 04.03.01.0 Affected: 04.03.01.1 Affected: 04.03.01.2 Affected: 04.03.01.3 Affected: 04.03.01.4 Affected: 04.03.01.5 Affected: 04.03.01.6 Affected: 04.03.01.7 Affected: 04.03.01.8 Affected: 04.03.01.9 Affected: 04.03.01.10 Affected: 04.03.01.11 Affected: 04.03.01.12 Affected: 04.03.01.13 Affected: 04.03.01.14 Affected: 04.03.01.15 Affected: 04.03.01.16 Affected: 04.03.01.17 Affected: 04.03.01.18 Affected: 04.03.01.19 Affected: 04.03.01.20 Affected: 04.03.01.21 Affected: 04.03.01.22 Affected: 04.03.01.23 Affected: 04.03.01.24 Affected: 04.03.01.25 Affected: 04.03.01.26 Affected: 04.03.01.27 Affected: 04.03.01.28 Affected: 04.03.01.29 Affected: 04.03.01.30 Affected: 04.03.01.31 Affected: 04.03.01.32 Affected: 04.03.01.33 Affected: 04.03.01.34 Affected: 04.03.01.35 Affected: 04.03.01.36 Affected: 04.03.01.37 Affected: 04.03.01.38 Affected: 04.03.01.39 Affected: 04.03.01.40 Affected: 04.03.01.41 Affected: 04.03.01.42 Affected: 04.03.01.43 Affected: 04.03.01.44 Affected: 04.03.01.45 Affected: 04.03.01.46 Affected: 04.03.01.47 Affected: 04.03.01.48 Affected: 04.03.01.49 Affected: 04.03.01.50 Affected: 04.03.01.51 Affected: 04.03.01.52 Affected: 04.03.01.53 Affected: 192.168.0.0 Affected: 192.168.0.1 |
Credits
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\"04.03.01.40\"}, {\"status\": \"affected\", \"version\": \"04.03.01.41\"}, {\"status\": \"affected\", \"version\": \"04.03.01.42\"}, {\"status\": \"affected\", \"version\": \"04.03.01.43\"}, {\"status\": \"affected\", \"version\": \"04.03.01.44\"}, {\"status\": \"affected\", \"version\": \"04.03.01.45\"}, {\"status\": \"affected\", \"version\": \"04.03.01.46\"}, {\"status\": \"affected\", \"version\": \"04.03.01.47\"}, {\"status\": \"affected\", \"version\": \"04.03.01.48\"}, {\"status\": \"affected\", \"version\": \"04.03.01.49\"}, {\"status\": \"affected\", \"version\": \"04.03.01.50\"}, {\"status\": \"affected\", \"version\": \"04.03.01.51\"}, {\"status\": \"affected\", \"version\": \"04.03.01.52\"}, {\"status\": \"affected\", \"version\": \"04.03.01.53\"}, {\"status\": \"affected\", \"version\": \"192.168.0.0\"}, {\"status\": \"affected\", \"version\": \"192.168.0.1\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-04-04T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-04-04T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-04-04T08:25:10.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/355279\", \"name\": \"VDB-355279 | Tenda 4G03 Pro httpd access control\", \"tags\": [\"vdb-entry\"]}, {\"url\": \"https://vuldb.com/vuln/355279/cti\", \"name\": \"VDB-355279 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/submit/782052\", \"name\": \"Submit #782052 | Tenda Tenda 4G03 Pro V1.0 V04.03.01.53 Authentication Bypass Issues\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://www.tenda.com.cn/\", \"tags\": [\"product\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A security flaw has been discovered in Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1. Affected by this vulnerability is an unknown functionality of the file /bin/httpd. The manipulation results in improper access controls. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-284\", \"description\": \"Improper Access Controls\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-266\", \"description\": \"Incorrect Privilege Assignment\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-04-04T22:15:14.338Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-5526\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-06T14:51:31.134Z\", \"dateReserved\": \"2026-04-04T06:19:57.834Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-04-04T22:15:14.338Z\", \"assignerShortName\": \"VulDB\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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
| Author | Source | Type | Date | Other |
|---|
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.
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