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Fencer Vulns
medium 5.4

CVE-2026-11466 json

zilliztech deep-searcher collection_router.py CollectionRouter.invoke access control

published 2026-06-07 5 mo ago modified 2026-08-04 3 mo ago also GHSA-43px-gpwc-q84v , PYSEC-2026-3567 , EUVD-2026-34997

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

A weakness has been identified in zilliztech deep-searcher up to 0.0.2. This affects the function CollectionRouter.invoke of the file deepsearcher/agent/collection_router.py. This manipulation of the argument kwargs causes improper access controls. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

Patch / fix

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
5 mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/zilliztech/deep-searcher/issues/267 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L/E:P/RL:X/RC:R
CNA 3.0 5.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L/E:P/RL:X/RC:R
CNA 2.0 5.5 AV:N/AC:L/Au:S/C:P/I:N/A:P/E:POC/RL:ND/RC:UR
CNA 4.0 2.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
CNA 2.0 5.5 AV:N/AC:L/Au:S/C:P/I:N/A:P
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
OSV 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

Affected packages

ecosystem package affected fixed in
pypi deepsearcher
<=0.0.2
no fix listed

Affected products

  • zilliztech deep-searcher

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-266 Incorrect Privilege Assignment

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.