Security readout for executives and security teams
Plain-English summary
This WordPress shipping plugin has an unauthenticated SQL injection flaw. A remote attacker could abuse the edit_id parameter to read sensitive database information without logging in. Sites using Small Package Quotes - USPS Edition up to version 1.3.5 should treat this as high priority.
Executive priority
Prioritize remediation for any internet-facing WordPress site running this plugin. The main business risk is unauthorized database disclosure, potentially affecting customer, order, or site configuration data depending on what the WordPress database stores.
Technical view
CVE-2024-13533 is CWE-89 in Small Package Quotes - USPS Edition for WordPress. Sources identify insufficient escaping and missing query preparation for edit_id, referenced in shipping-rules-save.php. CVSS 3.1 is 7.5: network, low complexity, no privileges, no user interaction, high confidentiality impact only.
Likely exposure
Exposure is likely limited to WordPress sites with Small Package Quotes - USPS Edition installed and reachable, especially versions up to and including 1.3.5. The supplied affected metadata is limited, but the title and description clearly identify <= 1.3.5 as vulnerable.
Exploitation context
The supplied bundle marks KEV as false and provides no cited evidence of active exploitation. The bug is remotely reachable and unauthenticated, so internet-exposed WordPress sites should still assume meaningful probing risk, without claiming confirmed exploitation.
Researcher notes
The source bundle attributes the flaw to edit_id handling and links the vulnerable file plus a WordPress Trac changeset. Do not infer broader data modification or availability impact from the provided CVSS vector; documented impact is confidentiality.
Mitigation direction
- Inventory WordPress sites for Small Package Quotes - USPS Edition.
- Upgrade to a vendor release newer than 1.3.5, if available.
- If no fixed release is available, disable the plugin pending vendor guidance.
- Restrict public access to affected plugin functionality where operationally possible.
- Review web application firewall coverage for generic SQL injection patterns.
Validation and detection
- Confirm whether the plugin is installed, enabled, and internet reachable.
- Record the installed plugin version on each WordPress site.
- Check vendor changelog or WordPress Trac changeset 3242060 for remediation status.
- Review logs for unusual requests involving edit_id.
- Verify database backups and WordPress recovery procedures are current.
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-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-13533 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
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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:N/UI:N/S:U/C:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e0e67883-1f6c-4454-8d51-96fa2d1366d7?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/small-package-quotes-usps-edition/trunk/admin/tab/shipping-rules/shipping-rules-save.php#L77CVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3242060%40small-package-quotes-usps-edition&new=3242060%40small-package-quotes-usps-edition&sfp_email=&sfph_mail=CVE reference
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.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.