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CVE record · CVE-2026-56771

NewsBlur < 14.5.0 - Server-Side Request Forgery via add_url Endpoint

CVSS 6.3 MediumEPSS 0.0035 · 29th percentile

Published by the CVE Program (CNA: VulnCheck) at 25 Jun 2026, 18:07 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
samuelclay NewsBlur pkg:github/samuelclay/NewsBlur
  • affected before 14.5.0 semver
Other versions: unaffected
Identifiers
CVE-2026-56771
CNA
VulnCheck
Weakness (CWE)
CWE-918
Tags
Published
25 Jun 2026
Updated
8 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
6.3 Medium 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:N/SA:N CNA (VulnCheck)Used for this record
8.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N CNA (VulnCheck)
  • CISA KEV Not listed.
  • EPSS 0.0035, the 29th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 25 Jun 2026, 18:07 UTC Confirmed by the CVE List

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.