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CVE

CWE

Training

CVE-2026-1520

Published: Jan 28, 2026

Modified: Feb 23, 2026

PUBLISHED

CVSS v3.1

2.4

LOW

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.

Vendor	Product	Versions
n/a	rethinkdb	affected `2.4.0` affected `2.4.1` affected `2.4.2` affected `2.4.3`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

References

VDB-343191 | rethinkdb Secondary Index cross site scripting

vdb-entry

VDB-343191 | CTI Indicators (IOB, IOC, TTP)

signature

permissions-required

Submit #738312 | rethinkdb V2.4.3(latest) cross-site scripting(XSS)

third-party-advisory

https://github.com/59lab/dbdb/blob/main/There%20is%20a%20cross-site%20scripting(XSS)%20vulnerability%20in%20the%20rethinkdb%20database.md

related

https://github.com/59lab/dbdb/blob/main/There%20is%20a%20cross-site%20scripting(XSS)%20vulnerability%20in%20the%20rethinkdb%20database.md#poc

exploit

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