Description
A vulnerability was determined in Tencent RapidJSON 1.1.0. Impacted is the function GetCachedPowerByIndex in the library include/rapidjson/internal/diyfp.h. This manipulation of the argument decimalPosition causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Published: 2026-11-09
Score: 6.9 Medium
EPSS: n/a
KEV: No
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Remediation

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History

Mon, 09 Nov 2026 09:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was determined in Tencent RapidJSON 1.1.0. Impacted is the function GetCachedPowerByIndex in the library include/rapidjson/internal/diyfp.h. This manipulation of the argument decimalPosition causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Title Tencent RapidJSON diyfp.h GetCachedPowerByIndex out-of-bounds
First Time appeared Tencent
Tencent rapidjson
Weaknesses CWE-119
CWE-125
CPEs cpe:2.3:a:tencent:rapidjson:*:*:*:*:*:*:*:*
Vendors & Products Tencent
Tencent rapidjson
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}


Subscriptions

Tencent Rapidjson
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-09T09:15:15.469Z

Reserved: 2026-11-08T20:24:01.430Z

Link: CVE-2026-124586

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-09T10:17:08.637

Modified: 2026-11-09T10:17:08.890

Link: CVE-2026-124586

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-09T10:30:09Z

Weaknesses