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Fencer Vulns
critical 9.8

CVE-2022-34558 json

WMAgent arbitrary code execution via a crafted dbs-client package

published 2022-07-28 4 y ago modified 2026-07-13 3 mo ago also GHSA-4vq7-8699-4xgc , PYSEC-2022-43136 , PYSEC-2022-43163 , PYSEC-2022-43174 , PYSEC-2026-523 , EUVD-2022-0401

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

WMAgent v1.3.3rc2 and 1.3.3rc1, reqmgr 2 1.4.1rc5 and 1.4.0rc2, reqmon 1.4.1rc5, and global-workqueue 1.4.1rc5 allows attackers to execute arbitrary code via a crafted dbs-client package.

Patch / fix

  • pypi wmagent 2.0.4
  • pypi reqmgr2 2.0.4
  • pypi reqmon 2.0.4
  • pypi global-workqueue 2.0.4

Exploit prediction

1.30% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/dmwm/WMCore/issues/11188 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi wmagent
>=1.3.3rc1, <2.0.4
2.0.4
pypi reqmgr2
>=1.4.0rc2, <2.0.4
2.0.4
pypi reqmon
>=1.4.1rc5, <2.0.4
2.0.4
pypi global-workqueue
>=1.4.1rc5, <2.0.4
2.0.4

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.