CVE-2026-127084: teableio teable

Teable before 2026-10-12T12-45-53Z.3331 Stored XSS via Attachment Uploads

CVSS 8.5 HighEPSS 0.0043 · 37th percentile

Published by the CVE Program (CNA: VulnCheck) at 13 Nov 2026, 09:34 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
Vendor	Product	Versions
teableio	teable pkg:github/teableio/teable	affected before 2026-10-12T12-45-53Z.3331 custom Other versions: unaffected

Identifiers

CVE-2026-127084

CNA

VulnCheck

Weakness (CWE)

CWE-79

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

Score	Rating	CVSS	Vector	Source
8.5	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
7.3	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0043, the 37th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

13 Nov 2026, 09:34 UTC Confirmed by the CVE List
13 Nov 2026, 09:43 UTC First seen by agentprime
13 Nov 2026, 10:18 UTC Confirmed by NVD

Sources

References from the CNA

github.com/teableio/teable/security/advisories/GHSA-2fm5-fcfx-hq5f vendor-advisory
github.com/teableio/teable/commit/3c1c4646bfddfb14b1f2fbab8d0e1189969fa304 patch
github.com/teableio/teable/releases/tag/release.2026-10-12T12-45-53Z.3331 release-notes
github.com/teableio/teable/blob/5ef2238883cad7c3980084de9a9031135fb9734f/apps/nestjs-backend/src/features/attachments/attachments.controller.ts#L52-L71 technical-description
www.vulncheck.com/advisories/teable-before-2026-10-12t12-45-53z-3331-stored-xss-via-attachment-uploads third-party-advisory

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.