CVE-2025-60790: ProcessWire CMS vulnerable to resource-exhaustion Denial of Service

October 21, 2025 (updated November 10, 2025)

ProcessWire CMS 3.0.246 allows a low-privileged user with lang-edit to upload a crafted ZIP to Language Support that is auto-extracted without limits prior to validation, enabling resource-exhaustion Denial of Service.

References

github.com/NomanProdhan/security-vulnerability-research/tree/master/CVE-2025-60790
github.com/advisories/GHSA-9p44-q66p-xm6p
github.com/processwire/processwire
github.com/processwire/processwire-issues/issues/2120
nvd.nist.gov/vuln/detail/CVE-2025-60790

Code Behaviors & Features

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