CVE-2021-40928 - Vulnerability Details - OpenCVE

Description

Cross-site scripting (XSS) vulnerability in index.php in FlexTV beta development version allows remote attackers to inject arbitrary web script or HTML via the PHP_SELF parameter.

Published: 2021-10-01

Score: 6.1 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:glimmrtv:flextv:-:beta:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-28082	Cross-site scripting (XSS) vulnerability in index.php in FlexTV beta development version allows remote attackers to inject arbitrary web script or HTML via the PHP_SELF parameter.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.0074.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/d8ahazard/FlexTV
https://github.com/d8ahazard/FlexTV/issues/37

History

No history.

Subscriptions

Glimmrtv Flextv

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-10-01T15:42:10.000Z

Updated: 2024-08-04T02:59:31.059Z

Reserved: 2021-09-13T00:00:00.000Z

Link: CVE-2021-40928

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-01T16:15:07.567

Modified: 2026-06-17T04:07:39.367

Link: CVE-2021-40928

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Cross-site scripting (XSS) vulnerability in index.php in FlexTV beta development version allows remote attackers to inject arbitrary web script or HTML via the PHP_SELF parameter."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-10-01T15:42:10.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/d8ahazard/FlexTV/issues/37"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/d8ahazard/FlexTV"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-40928", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Cross-site scripting (XSS) vulnerability in index.php in FlexTV beta development version allows remote attackers to inject arbitrary web script or HTML via the PHP_SELF parameter."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/d8ahazard/FlexTV/issues/37", "refsource": "MISC", "url": "https://github.com/d8ahazard/FlexTV/issues/37"}, {"name": "https://github.com/d8ahazard/FlexTV", "refsource": "MISC", "url": "https://github.com/d8ahazard/FlexTV"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:59:31.059Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/d8ahazard/FlexTV/issues/37"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/d8ahazard/FlexTV"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-40928", "datePublished": "2021-10-01T15:42:10.000Z", "dateReserved": "2021-09-13T00:00:00.000Z", "dateUpdated": "2024-08-04T02:59:31.059Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:glimmrtv:flextv:-:beta:*:*:*:*:*:*", "matchCriteriaId": "CF5D115F-FD9D-4ED3-A195-B306B898E3C9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cross-site scripting (XSS) vulnerability in index.php in FlexTV beta development version allows remote attackers to inject arbitrary web script or HTML via the PHP_SELF parameter."}, {"lang": "es", "value": "Una vulnerabilidad de tipo cross-site scripting (XSS) en el archivo index.php en la versi\u00f3n de desarrollo beta de FlexTV permiten a atacantes remotos inyectar scripts web o HTML arbitrarios por medio del par\u00e1metro PHP_SELF"}], "id": "CVE-2021-40928", "lastModified": "2026-06-17T04:07:39.367", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-01T16:15:07.567", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/d8ahazard/FlexTV"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://github.com/d8ahazard/FlexTV/issues/37"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/d8ahazard/FlexTV"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://github.com/d8ahazard/FlexTV/issues/37"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}