Cyber Posture

CVE-2026-8759

High

Published: 17 May 2026

Published
17 May 2026
Modified
18 May 2026
KEV Added
Patch
CVSS Score 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0007 21.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-8759 is a high-severity Improper Input Validation (CWE-20) vulnerability in Gitee (inferred from references). Its CVSS base score is 7.3 (High).

Operationally, ranked at the 21.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

NVD Description

A vulnerability was identified in xiandafu beetl up to 3.20.2. Affected is an unknown function of the file beetl-classic-integration/beetl-spring-classic/src/main/java/org/beetl/ext/spring/SpELFunction.java of the component SpELFunction. The manipulation leads to improper neutralization of special elements used in an expression language statement. Remote exploitation…

more

of the attack is possible. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)

Affected Products

Gitee
inferred from references and description; NVD did not file a CPE for this CVE

CVEs Like This One

CVE-2026-42811Shared CWE-20, CWE-917
CVE-2026-24713Shared CWE-20, CWE-917
CVE-2026-28201Shared CWE-20, CWE-917
CVE-2025-55006Shared CWE-20
CVE-2025-15606Shared CWE-20
CVE-2026-3204Shared CWE-20
CVE-2026-0933Shared CWE-20
CVE-2026-5500Shared CWE-20
CVE-2024-56135Shared CWE-20
CVE-2025-26702Shared CWE-20

References