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Not in CISA KEV
MEDIUM severity

CVE-2022-29773 — aleksis-core

MEDIUM

CVE-2022-29773 is a medium-severity (CVSS 6.5) vulnerability in aleksis-core. A fix is available for aleksis-core — see the affected versions and patch details below.

Access control issue in AlekSIS-Core

Also known asPYSEC-2026-767
Published
Updated
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Oct 31, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
0.7%probability of exploitation in next 30 days
Lower Risk+0.03%
Lower risk than most CVEs54th percentile — riskier than 54% of all scored CVEsHighest risk
0.00%0.41%0.82%1.23%0.3%0.7%May 26Aug 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

1 pkg affected
🐍aleksis-core

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.

Description

An access control issue in aleksis/core/util/auth_helpers.py: ClientProtectedResourceMixin of AlekSIS-Core v2.8.1 and below allows attackers to access arbitrary scopes if no allowed scopes are specifically set.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐍PyPIaleksis-coreall versions2.9pip install --upgrade 'aleksis-core==2.9'

Affected Products

1 product · 1 configurations
Application
aleksisaleksis
< 2.8.2
range

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for aleksis-core, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update aleksis-core to 2.9 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2022-29773 is resolved across your whole dependency graph.

  3. Workarounds

    Put an independent control in front of the weakness: restrict the affected endpoint or interface to trusted networks, require an additional authentication factor or proxy-level check, and invalidate existing sessions and credentials in case the flaw has already been used.

Frequently Asked Questions

An access control issue in aleksis/core/util/auth_helpers.py: ClientProtectedResourceMixin of AlekSIS-Core v2.8.1 and below allows attackers to access arbitrary scopes if no allowed scopes are specifically set.
O3 Security · Impact-Aware SCA

Is CVE-2022-29773 in your dependencies?

Find it across PyPI, including transitive dependencies.

CVE-2022-29773: aleksis-core — Fixed in 2.9