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PowSyBl (Power System Blocks) is a framework to build power system oriented software. Prior to version 6.7.2, there is a potential polynomial Regular Expression Denial of Service (ReDoS) vulnerability in the PowSyBl's DataSource mechanism. If successfully exploited, a malicious actor can cause significant CPU consumption due to regex backtracking — even with polynomial patterns. This issue has been patched in com.powsybl:powsybl-commons: 6.7.2.
Reserved 2025-05-15 | Published 2025-06-20 | Updated 2025-06-20 | Assigner GitHub_MCWE-1333: Inefficient Regular Expression Complexity
github.com/...l-core/security/advisories/GHSA-rqpx-f6rc-7hm5
github.com/...ommit/72f79dec6d4292f892fbddd68a19c67935c7d81f
github.com/powsybl/powsybl-core/releases/tag/v6.7.2
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