A vulnerability was identified in rethinkdb up to 2.4.3. Affected by this issue is some unknown functionality of the component Secondary Index Handler. Such manipulation leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication Multiple

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Rethinkdb
  • Rethinkdb

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References
Link Providers
https://github.com/59lab/dbdb/blob/main/There%20is%20a%20cross-site%20scripting(XSS)%20vulnerability%20in%20the%20rethinkdb%20database.md cve-icon cve-icon
https://github.com/59lab/dbdb/blob/main/There%20is%20a%20cross-site%20scripting(XSS)%20vulnerability%20in%20the%20rethinkdb%20database.md#poc cve-icon cve-icon
https://vuldb.com/?ctiid.343191 cve-icon cve-icon
https://vuldb.com/?id.343191 cve-icon cve-icon
https://vuldb.com/?submit.738312 cve-icon cve-icon
History

Thu, 29 Jan 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Rethinkdb
Rethinkdb rethinkdb
Vendors & Products Rethinkdb
Rethinkdb rethinkdb

Wed, 28 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 28 Jan 2026 15:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was identified in rethinkdb up to 2.4.3. Affected by this issue is some unknown functionality of the component Secondary Index Handler. Such manipulation leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title rethinkdb Secondary Index cross site scripting
Weaknesses CWE-79
CWE-94
References
Metrics cvssV2_0

{'score': 3.3, 'vector': 'AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 2.4, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 2.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-01-28T14:32:06.745Z

Updated: 2026-01-28T16:27:37.061Z

Reserved: 2026-01-28T10:08:12.406Z

Link: CVE-2026-1520

cve-icon Vulnrichment

Updated: 2026-01-28T16:27:33.691Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-28T15:16:17.303

Modified: 2026-01-29T16:31:00.867

Link: CVE-2026-1520

cve-icon Redhat

No data.