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Fencer Vulns
medium 6.5

CVE-2023-41336 json

Prevent injection of invalid entity ids for "autocomplete" fields in symfony ux-autocomplete

published 2023-09-11 3 y ago modified 2026-09-10 1 mo ago also GHSA-4cpv-669c-r79x , EUVD-2023-2415

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

ux-autocomplete is a JavaScript Autocomplete functionality for Symfony. Under certain circumstances, an attacker could successfully submit an entity id for an `EntityType` that is *not* part of the valid choices. The problem has been fixed in `symfony/ux-autocomplete` version 2.11.2.

Patch / fix

  • packagist symfony/ux-autocomplete 2.11.2
  • symfony ux_autocomplete 2.11.2

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.64% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist symfony/ux-autocomplete
<2.11.2
2.11.2

Affected products

  • symfony ux-autocomplete
  • symfony ux_autocomplete

Classification

Weakness
  • CWE-20 Improper Input Validation

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.