Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-23628

20
FAUCET Score

CVE-2022-23628 affects Open Policy Agent (OPA) and involves a logic error that can occur when pretty-printing an abstract syntax tree (AST) containing synthetic nodes, potentially reordering array literals and altering policy logic. This vulnerability specifically impacts policies that parse and compare web paths, and only manifests if an AST is programmatically created, pretty-printed using the 'format' package, and then re-parsed and evaluated. The CVSS score is 5.3 (Medium), indicating a network-based attack with low complexity, but only impacting integrity (I:L) without affecting confidentiality or availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.33.1, < 0.37.0CPE matchmatch criteria
cpe:2.3:a:openpolicyagent:open_policy_agent:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.03%
Probability of exploitation in next 30 days
EPSS Percentile
60.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0103 is in the 38th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/open-policy-agent/opaFixed in: 0.37.2

Vendor Advisories (1)

goGHSA-hcw3-j74m-qc58medium

Incorrect Calculation in github.com/open-policy-agent/opa

Feb 9, 2022

References

github.com / open-policy-agent/opa/commit/932e4ffc37a590ace79e9b75ca4340288c220239
PatchThird Party Advisory
github.com / open-policy-agent/opa/commit/bfd984ddf93ef2c4963a08d4fdadae0bcf1a3717
PatchThird Party Advisory
github.com / open-policy-agent/opa/pull/3851
Issue TrackingPatchThird Party Advisory
github.com / open-policy-agent/opa/security/advisories/GHSA-hcw3-j74m-qc58
ExploitPatchThird Party Advisory