What’s Vulnerable › Vulnerabilities

CVE-2025-48059: PowSyBl Core Contains a Polynomial ReDoS in RegexCriterion

• Severity: low (CVSS 2.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-20 · updated 2026-06-17
• Weakness: CWE-1333

Description

PowSyBl (Power System Blocks) is a framework to build power system oriented software. In com.powsybl:powsybl-iidm-criteria versions 6.3.0 to before 6.7.2 and com.powsybl:powsybl-contingency-api versions 5.0.0 to before 6.3.0, there is a a potential polynomial Regular Expression Denial of Service (ReDoS) vulnerability in the RegexCriterion class. This class compiles and evaluates an unvalidated, user-supplied regular expression against the identifier of an Identifiable object via Pattern.compile(regex).matcher(id).find(). If successfully exploited, a malicious actor can cause significant CPU exhaustion through repeated or recursive filter(...) calls — especially if performed over large network models or filtering operations. This issue has been patched in com.powsybl:powsybl-iidm-criteria 6.7.2.

Affected products

• powsybl-core: from 6.3.0, < 6.7.2; from 5.0.0, < 6.3.0

References

• https://github.com/powsybl/powsybl-core/commit/d8398f689a5ccd505bd62eee2bd6670a29133110
• https://github.com/powsybl/powsybl-core/releases/tag/v6.7.2
• https://github.com/powsybl/powsybl-core/security/advisories/GHSA-8qjw-9xgm-c9ff

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