cve.bz

CVE-2020-1957

9.8 criticalEPSS 23%

Critical (9.8). EPSS 23% chance of exploitation in the next 30 days. Fixed in org.apache.shiro:shiro-core 1.5.2.

Apache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
23% chance of exploitation in the next 30 days; higher than 97% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-26gr-cvq3-qxgfMavenorg.apache.shiro:shiro-core<1.5.21.5.2

References

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