CVE-2026-59532 Overview
CVE-2026-59532 is a price manipulation vulnerability affecting the Booking and Rental Manager for WooCommerce WordPress plugin in versions up to and including 2.7.2. An unauthenticated attacker can exploit this flaw over the network without user interaction. The vulnerability is classified under CWE-1284, which covers improper validation of specified quantity in input. Successful exploitation allows attackers to alter booking or rental prices, resulting in integrity impact on affected WooCommerce stores.
Critical Impact
Unauthenticated attackers can manipulate pricing data in WooCommerce booking transactions, causing financial loss and integrity compromise of e-commerce workflows.
Affected Products
- Booking and Rental Manager for WooCommerce plugin, versions <= 2.7.2
- WordPress sites running the vulnerable plugin
- WooCommerce-integrated booking and rental sites
Discovery Timeline
- 2026-07-27 - CVE CVE-2026-59532 published to NVD
- 2026-07-27 - Last updated in NVD database
Technical Details for CVE-2026-59532
Vulnerability Analysis
The vulnerability resides in the Booking and Rental Manager for WooCommerce plugin's handling of pricing input during booking or rental transactions. The plugin fails to validate quantity or price parameters submitted through booking requests. Attackers can modify client-side price values before submission, and the server accepts these manipulated values without server-side verification against expected pricing.
Because the flaw does not require authentication or user interaction, any visitor to a vulnerable WooCommerce store can trigger it. Exploitation targets the integrity of order totals and can result in purchases at attacker-chosen prices. The confidentiality and availability of the system remain unaffected, but financial integrity is fully compromised.
The EPSS score of 0.259% (percentile 17.57) reflects a relatively low current probability of observed exploitation, though the low attack complexity means opportunistic abuse remains feasible.
Root Cause
The root cause is classified as [CWE-1284] — Improper Validation of Specified Quantity in Input. The plugin trusts client-supplied pricing or quantity parameters instead of recalculating values server-side against the product catalog. Missing input validation on price-relevant fields allows tampered values to persist through the checkout process.
Attack Vector
The attack vector is network-based. An unauthenticated attacker intercepts or crafts a booking request and modifies price-related parameters before submission. The vulnerable plugin processes the manipulated request and creates an order reflecting the attacker-chosen price. No privileges or user interaction are required to complete exploitation.
Verified exploitation details are documented in the Patchstack WordPress Vulnerability advisory. No public proof-of-concept exploit code is currently referenced in the CVE record.
Detection Methods for CVE-2026-59532
Indicators of Compromise
- Orders in WooCommerce with prices significantly below configured product or booking rates.
- Booking transactions completed at zero or near-zero cost without corresponding coupon usage.
- Anomalous POST requests to booking or cart endpoints containing manipulated price, cost, or quantity parameters.
- Repeated checkout submissions from a single IP with varying pricing values.
Detection Strategies
- Audit WooCommerce order logs for discrepancies between expected product pricing and recorded order totals.
- Enable web application firewall (WAF) rules to inspect and log booking-related POST payloads.
- Compare submitted checkout parameters against catalog pricing before finalizing orders.
Monitoring Recommendations
- Monitor WordPress plugin version inventory to identify sites running Booking and Rental Manager <= 2.7.2.
- Track HTTP request patterns targeting /wp-admin/admin-ajax.php and WooCommerce checkout endpoints.
- Alert on unusually low-value orders that deviate from historical pricing baselines.
How to Mitigate CVE-2026-59532
Immediate Actions Required
- Identify all WordPress sites running the Booking and Rental Manager for WooCommerce plugin.
- Upgrade the plugin to a version newer than 2.7.2 once the vendor releases a fix.
- Review recent WooCommerce order history for suspicious low-value transactions and refund or reverse fraudulent orders.
- Deploy WAF rules that validate pricing parameters against expected ranges.
Patch Information
Refer to the Patchstack advisory for current patch availability. Site administrators should apply the vendor-released update immediately upon publication and verify plugin version integrity after upgrade.
Workarounds
- Temporarily disable the Booking and Rental Manager for WooCommerce plugin until a patched version is installed.
- Implement server-side order validation that recalculates totals against catalog pricing before accepting checkout.
- Restrict access to booking endpoints via IP allowlisting or CAPTCHA challenges where feasible.
- Enable manual order review for all bookings until the vulnerability is remediated.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
