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CVE-2012-2991· NVD / CVE Program· CNA certcc

The PayPal (aka MODULE_PAYMENT_PAYPAL_STANDARD) module before 1.1 in osCommerce Online Merchant before 2.3.4 allows remote attackers to set

The PayPal (aka MODULE_PAYMENT_PAYPAL_STANDARD) module before 1.1 in osCommerce Online Merchant before 2.3.4 allows remote attackers to set the payment recipient via a modified value of the merchant's e-mail address, as demonstrated by setting the recipient to one's self.

MediumCVSS 5.0 · v2.0—No exploit No fix recorded
Published
Sep 19, 2012
Updated
Jun 16, 2026
EPSS
1.1% · 65th percentile
CWE
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JSON

Action score

20

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.1%

Affected systems

VendorProduct
oscommerceonline merchant
paypalwebsite payments standard module

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • oscommerce online merchantup to 2.3.3 inclusive
  • oscommerce online merchant2.3.0
  • oscommerce online merchant2.3.1
  • oscommerce online merchant2.3.2
  • paypal website payments standard moduleup to 1.0 inclusive

Same product

oscommerce: all records

Other highest-scoring records for the same primary product.

  • CVE-2018-25114osCommerce 2.3.4.1 Installer Unauthenticated Configuration File Injection PHP Code Execution
    38Monitor
  • CVE-2014-10033SQL injection vulnerability in the update_zone function in catalog/admin/geo_zones.php in osCommerce Online Merchant 2.3.3.4 and earlier all
    27Monitor
  • CVE-2018-18966osCommerce 2.3.4.1 has an incomplete '.htaccess' for blacklist filtering in the "product" page.
    19Monitor
  • CVE-2018-18965osCommerce 2.3.4.1 has an incomplete '.htaccess' for blacklist filtering in the "product" page.
    19Monitor
  • CVE-2018-18964osCommerce 2.3.4.1 has an incomplete '.htaccess' for blacklist filtering in the "product" page.
    19Monitor
  • CVE-2012-1059Cross-site scripting (XSS) vulnerability in osCommerce/OM/Core/Site/Shop/Application/Cart/pages/main.php in OSCommerce Online Merchant 3.0.2
    18Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
P · data or configuration can be modified
Availability
none
Attack complexity
Low
Confidentiality impact
None
Integrity impact
P
Availability impact
None

Weakness class (CWE)

—

CVSS vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records