CVE-2026-116620

HIGH 7.3

Tencent RapidJSON Regex stream.h Take out-of-bounds

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A security vulnerability has been detected in Tencent RapidJSON up to 1.1.0. This issue affects the function GenericStringStream<UTF8<char>>::Take in the library include/rapidjson/stream.h of the component Regex Parser. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-125 CWE-119
Vendor	tencent
Product	rapidjson
Published	Oct 27, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tencent / RapidJSON

1.0 1.1.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/426552 vuldb.com: https://vuldb.com/vuln/426552/cti vuldb.com: https://vuldb.com/cve/CVE-2026-116620 vuldb.com: https://vuldb.com/submit/1024236 github.com: https://github.com/Tencent/rapidjson/issues/2401 github.com: https://github.com/Tencent/rapidjson/

Credits

🔍 shuidajiao (VulDB User) VulDB CNA Team