CVE-2020-8288

View on CVE.org

Published Jan 21, 2021 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed

Description

The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter.

Affected Products

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

Rocket.Chat server

affected

Version	Status	Constraints
`Fixed in 3.9.2`	affected	—

Configuration 1 [-]

cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-29156	The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

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 Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.859% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://docs.rocket.chat/guides/security/security-updates
https://hackerone.com/reports/899954
https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/

History

No history.

Subscriptions

Rocket.chat Rocket.chat

Weaknesses

CWE-79

Sources

CVE record Updated: Aug 4, 2024, 9:56 AM

Status: PUBLISHED
Assigner: hackerone
Published: Jan 21, 2021, 7:13 PM
Updated: Aug 4, 2024, 9:56 AM
Reserved: Jan 28, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:26 AM

Status: Modified
Published: Jan 26, 2021, 6:16 PM
Modified: Jun 17, 2026, 3:26 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Rocket.Chat server", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in 3.9.2"}]}], "descriptions": [{"lang": "en", "value": "The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "Cross-site Scripting (XSS) - Stored (CWE-79)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-01-21T19:13:16.000Z", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/899954"}, {"tags": ["x_refsource_MISC"], "url": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/"}, {"tags": ["x_refsource_MISC"], "url": "https://docs.rocket.chat/guides/security/security-updates"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "support@hackerone.com", "ID": "CVE-2020-8288", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Rocket.Chat server", "version": {"version_data": [{"version_value": "Fixed in 3.9.2"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Cross-site Scripting (XSS) - Stored (CWE-79)"}]}]}, "references": {"reference_data": [{"name": "https://hackerone.com/reports/899954", "refsource": "MISC", "url": "https://hackerone.com/reports/899954"}, {"name": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/", "refsource": "MISC", "url": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/"}, {"name": "https://docs.rocket.chat/guides/security/security-updates", "refsource": "MISC", "url": "https://docs.rocket.chat/guides/security/security-updates"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:56:28.391Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/899954"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.rocket.chat/guides/security/security-updates"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2020-8288", "datePublished": "2021-01-21T19:13:16.000Z", "dateReserved": "2020-01-28T00:00:00.000Z", "dateUpdated": "2024-08-04T09:56:28.391Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Rocket.Chat server", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in 3.9.2"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*", "matchCriteriaId": "6EF9B315-0C33-469E-A96C-77B613CA07BD", "versionEndExcluding": "3.9.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The `specializedRendering` function in Rocket.Chat server before 3.9.2 allows a cross-site scripting (XSS) vulnerability by way of the `value` parameter."}, {"lang": "es", "value": "La funci\u00f3n \"SpecialtyRendering\" en el servidor Rocket.Chat versiones anteriores a 3.9.2, permite una vulnerabilidad de tipo cross-site scripting (XSS) mediante el par\u00e1metro \"value\""}], "id": "CVE-2020-8288", "lastModified": "2026-06-17T03:26:13.730", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "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": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-26T18:16:08.367", "references": [{"source": "support@hackerone.com", "tags": ["Vendor Advisory"], "url": "https://docs.rocket.chat/guides/security/security-updates"}, {"source": "support@hackerone.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/899954"}, {"source": "support@hackerone.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://docs.rocket.chat/guides/security/security-updates"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/899954"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://rocket.chat/xss-vulnerability-hotfix-available-for-all-affected-versions/"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}