What is CVE-2026-43979?

CVE-2026-43979 is a medium-severity vulnerability in Learningcircuit Local-deep-research, classified under Cross-site Scripting. CVSS score: 5.0/10. Published 2026-05-28.

How severe is CVE-2026-43979?

Medium severity. CVSS v3 base score is 5.0 out of 10.

XSS in Learningcircuit Local-deep-research

CVE-2026-43979

Local Deep Research is an AI-powered research assistant for deep, iterative research. Prior to 1.6.0, PDFService._markdown_to_html() constructs an HTML document by interpolating user-controlled values — specifically title (sourced from res…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (8.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

Affected products

Learningcircuit Local-deep-research — versions < 1.6.0

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-43979?: CVE-2026-43979 is a medium-severity vulnerability in Learningcircuit Local-deep-research, classified under Cross-site Scripting. CVSS score: 5.0/10. Published 2026-05-28.
How severe is CVE-2026-43979?: Medium severity. CVSS v3 base score is 5.0 out of 10.