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Fencer Vulns
high 8.8

CVE-2025-31129 json

jooby-pac4j: deserialization of untrusted data

published 2025-03-31 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-9309 , GHSA-7c5v-895v-w4q5

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

Jooby is a web framework for Java and Kotlin. The pac4j io.jooby.internal.pac4j.SessionStoreImpl#get module deserializes untrusted data. This vulnerability is fixed in 2.17.0 (2.x) and 3.7.0 (3.x).

Patch / fix

  • maven io.jooby:jooby-pac4j 2.17.0, 3.7.0
  • io.jooby jooby 2.17.0, 3.7.0
  • jooby jooby 2.17.0, 3.7.0
  • org.jooby jooby 2.17.0, 3.7.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
19 mo ago

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
GitHub 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven io.jooby:jooby-pac4j
<2.17.0
>=3.0.0.M1, <3.7.0
2.17.0
3.7.0

Affected products

  • jooby-project jooby

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.