CVE-2026-1520

LOW 2.4

rethinkdb Secondary Index cross site scripting

CVSS Score

2.4

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79 CWE-94
Vendor	n/a
Product	rethinkdb
Published	Jan 28, 2026
Last Updated	Feb 23, 2026

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CVSS v3 Breakdown

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

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / rethinkdb

2.4.0 2.4.1 2.4.2 2.4.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 59lab (VulDB User)