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CVE-2022-46859· NVD / CVE Program· CNA Patchstack

WordPress Spiffy Calendar Plugin <= 4.9.1 is vulnerable to SQL Injection

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Spiffy Plugins Spiffy Calendar spiffy-calendar allows SQL Injection.This issue affects Spiffy Calendar: from n/a through 4.9.1.

CriticalCVSS 9.8 · v3.1—No exploit Fix available

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Published
Nov 3, 2023
Updated
Jun 17, 2026
EPSS
0.6% · 44th percentile
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Report tools

JSON

Action score

39

Monitor

Low priority for now.

CVSS
39 / 40 · 9.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.6%

CISA SSVC decision

Exploitation
none
Automatable
yes
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
9.8
CNA · Patchstack
8.5
1.3 point gap

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
spiffypluginsspiffy calendar

Affected versions

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

  • spiffyplugins spiffy calendarup to 4.9.1 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Patchstack). Independent of NVD's CPE analysis and usually ahead of it.

  • Spiffy Plugins Spiffy Calendar

    • n/a and later · up to and including 4.9.1affectedfixed in 4.9.2

Same product

spiffyplugins: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-38692WordPress spiffy-calendar plugin <= 4.9.11 - SQL Injection vulnerability
    28Monitor
  • CVE-2024-30528WordPress Spiffy Calendar plugin <= 4.9.10 - Broken Access Control vulnerability
    25Monitor
  • CVE-2024-45458WordPress Spiffy Calendar plugin <= 4.9.13 - Reflected Cross Site Scripting (XSS) vulnerability
    24Monitor
  • CVE-2024-30427WordPress Spiffy Calendar plugin <= 4.9.7 - Cross Site Scripting (XSS) vulnerability
    24Monitor
  • CVE-2023-32122WordPress Spiffy Calendar Plugin <= 4.9.3 is vulnerable to Cross Site Scripting (XSS)
    24Monitor
  • CVE-2024-45457WordPress Spiffy Calendar plugin <= 4.9.13 - Cross Site Scripting (XSS) vulnerability
    21Monitor

Remediation

Which version to upgrade to

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

Product / packageFixed versionSource
Spiffy Plugins Spiffy Calendar4.9.2Vendor (CNA)

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.

Variant candidates

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

  • CVE-2024-38692262 days apartWordPress spiffy-calendar plugin <= 4.9.11 - SQL Injection vulnerability
    28Monitor

Chain candidates

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

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVSS vector

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

nvd-primary

Root cause

The query text is built by concatenating user input. The database cannot tell where the data ends and the command begins.

The bug in code

The whole CWE-89 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
const owner = req.query.owner;const rows = await db.query(  "SELECT * FROM files WHERE owner = '" + owner + "'");

Fixed

ts
const owner = req.query.owner;const rows = await db.query(  "SELECT * FROM files WHERE owner = $1",  [owner]);

Attack context

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

ATT&CK techniques

—

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

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

All records