Security readout for executives and security teams
Plain-English summary
This flaw let a logged-in Magento Commerce user manipulate item pricing during checkout through a GraphQL order operation. For an online store, the business impact is transaction integrity: customers could potentially place orders at prices the business did not intend.
Executive priority
Treat this as a near-term e-commerce integrity risk rather than a broad system takeover issue. Prioritize stores processing live payments or gift cards, because successful abuse could directly affect revenue, order accuracy, and customer trust.
Technical view
CVE-2021-36012 is a CWE-840 business logic error in the Magento Commerce placeOrder GraphQL mutation. A network attacker with low privileges and no user interaction could alter an item price. The CVSS 3.1 score is 6.5, with high integrity impact and no confidentiality or availability impact stated.
Likely exposure
Exposure is most relevant to internet-facing Magento Commerce stores running 2.4.2, 2.4.2-p1, 2.3.7, or earlier versions as listed in the CVE source bundle, especially where authenticated customer checkout and GraphQL order placement are enabled.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as CISA KEV in the bundle. Exploitation requires authentication but not user interaction, so normal customer account access may be enough for abuse if the store is vulnerable.
Researcher notes
Evidence is limited to the CVE record and Adobe advisory reference in the bundle. The vulnerability is described at a high level only; no public exploit status, detailed patch version, or proof-of-concept information is provided here.
Mitigation direction
- Confirm Magento Commerce version and compare it with Adobe APSB21-64 guidance.
- Apply the relevant vendor security update or supported upgrade for your Magento branch.
- Review recent orders for unexpected price changes, discounts, or gift card anomalies.
- Monitor authenticated checkout and GraphQL order activity until remediation is complete.
- Retest checkout pricing logic after patching in staging and production.
Validation and detection
- Inventory all Magento Commerce instances, including staging and secondary storefronts.
- Check whether affected versions 2.4.2, 2.4.2-p1, 2.3.7, or earlier are present.
- Confirm GraphQL checkout paths are enabled and reachable by authenticated users.
- Review order records for mismatches between catalog price, cart price, and final order price.
- Verify vendor update status against Adobe APSB21-64 documentation.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-840: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2021-36012 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://helpx.adobe.com/security/products/magento/apsb21-64.htmlCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Business Logic Errors
Business Logic Errors represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.