EUVD-2026-75636

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Plumbing::DeSerialize in src/lstm/plumbing.cpp rejects excessively large network stacks but accepts a zero-length stack for NTSERIES, NTPARALLEL, or NTREVERSED layers in a crafted .traineddata model. During LSTMRecognizer...

EUVD-2026-75177

Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends...

Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

GHSA-PCVC-8VRV-8Q6W Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

nextcloud-mcp-server: Unauthenticated `POST /webhooks/nextcloud` allows arbitrary vector data deletion when `WEBHOOK_SECRET` is unset ( default )

SummaryThe POST /webhooks/nextcloud endpoint has no authentication by default: WEBHOOKSECRET defaults to None and is never required by startup validation. When unset, the receiver accepts any unauthenticated POST. The userid is taken directly from the attacker-supplied payload and passed to Qdran...

PYSEC-2026-3866 nextcloud-mcp-server: Unauthenticated `POST /webhooks/nextcloud` allows arbitrary vector data deletion when `WEBHOOK_SECRET` is unset ( default )

Summary The POST /webhooks/nextcloud endpoint has no authentication by default: WEBHOOKSECRET defaults to None and is never required by startup validation. When unset, the receiver accepts any unauthenticated POST. The userid is taken directly from the attacker-supplied payload and passed to...

Oracle Linux 9 : ELSA-2026-66347-0: / freerdp (ELSA-2026-663470)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-663470 advisory. 2:2.11.7-7.7 - Fix RPC gateway fragment size and capacity checks CVE-2026-55193 Resolves: RHEL-247356 Tenable has extracted the preceding description block...

Fedora 43 : libsoup3 (2026-fce2f41203)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-fce2f41203 advisory. Fixes lots of CVEs: see the fixes section for details Tenable has extracted the preceding description block directly from the Fedora security...

Oracle Linux 9 : ELSA-2026-66204-0: / python-lxml (ELSA-2026-662040)

The remote Oracle Linux 9 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2026-662040 advisory. - Security fix for CVE-2026-49825 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Note that Nessus has...

Fedora 44 : freerdp2 (2026-d91338eea8)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-d91338eea8 advisory. Backport several CVE fixes Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has no...

CVE-2026-87017

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

CVE-2026-87017 Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

CVE-2026-87017 Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

CVE-2026-87017

Open WebUI , a self-hosted AI platform, contains an information disclosure flaw in its built-in knowledge search tool . From version 0.7.0 through 0.11.1 , the tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backen...

CVE-2026-87017 Open WebUI: Inaccessible knowledge bases are exposed through the built-in knowledge tool on most vector backends

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

CVE-2026-87017: Exposure of Sensitive Information to an Unauthorized Actor

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 until 0.11.1, the built-in knowledge search tool passed the caller's readable knowledge identifiers through a metadata filter, but the search methods in eleven shipped vector backends ignored that...

python313-idna-3.19-1.1 on GA media (moderate)

python313-idna-3.19-1.1 on GA media Announcement ID: openSUSE-SU-2026:11711-1 Rating: moderate Cross-References: CVE-2024-3651 CVSS scores: CVE-2024-3651 SUSE : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Affected Products: openSUSE Tumbleweed An update that solves one vulnerability can now ...

perl-Net-DNS-1.570.0-1.1 on GA media (moderate)

perl-Net-DNS-1.570.0-1.1 on GA media Announcement ID: openSUSE-SU-2026:11708-1 Rating: moderate Cross-References: CVE-2026-81928 CVSS scores: CVE-2026-81928 SUSE : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Affected Products: openSUSE Tumbleweed An update that solves one vulnerability can n...

PT-2026-89168

Summary The built-in knowledge search tool returns knowledge bases the calling user has no access to. The tool works out which knowledge bases the caller may read and hands that set to the vector store as a search filter, and that filter is the only access control on the path. Most of the shipped...

Oracle Linux 9 : ELSA-2026-64800-0: / glib2 (ELSA-2026-648000)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-648000 advisory. 2.68.4-19.10 - Fix CVE-2026-16118: heap-buffer-overflow in xdgmimemagic.c Tenable has extracted the preceding description block directly from the Oracle Linux...