CVE-2026-16211 (GCVE-0-2026-16211)

Vulnerability from cvelistv5 – Published: 2026-07-19 03:30 – Updated: 2026-07-20 19:10
VLAI
Title
allegro Hostname Allocation assets.py AssetLastHostname.increment_hostname race condition
Summary
A vulnerability was determined in allegro up to bcf65b994ef29fb3fc2e10b660e6288723d5209e. This impacts the function AssetLastHostname.increment_hostname of the file src/ralph/assets/models/assets.py of the component Hostname Allocation Handler. Executing a manipulation of the argument counter can lead to race condition. Attacks of this nature are highly complex. The exploitability is said to be difficult. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Severity
2.1 (Low)
CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
2.6 (Low)
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
2.6 (Low)
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/380027 vdb-entrytechnical-description
https://vuldb.com/vuln/380027/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16211 third-party-advisory
https://vuldb.com/submit/857935 third-party-advisory
https://github.com/allegro/ralph/issues/3950 exploitissue-tracking
Impacted products
Vendor Product Version
n/a allegro Affected: bcf65b994ef29fb3fc2e10b660e6288723d5209e
    cpe:2.3:a:allegro:allegro:*:*:*:*:*:*:*:*
Credits
GalaxynC (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.