Is CVE-2026-8759 in the CISA KEV catalog?

No. CVE-2026-8759 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-8759?

CVE-2026-8759 has a CVSS v3 base score of 7.3 (HIGH).

What is the EPSS score for CVE-2026-8759?

CVE-2026-8759 has an EPSS score of 0.41% (32th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-8759

HIGH

7.3

CVSS v3

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 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.

CWE-20Improper Input Validation CWE-917

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

0.41%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-18.