Security readout for executives and security teams
Plain-English summary
This vulnerability affects Wow Viral Signups 2.1 for WordPress. An unauthenticated attacker could abuse a plugin input to read information from the site database. For businesses, the concern is exposure of WordPress data, potentially including user records or operational content.
Executive priority
Prioritize within the next remediation cycle for any internet-facing WordPress site using this plugin. Escalate to urgent if the affected version is confirmed on a production site with sensitive database content.
Technical view
CVE-2017-20245 is a CWE-89 SQL injection in the unescaped idsignup POST parameter used by Wow Viral Signups 2.1 through WordPress admin-ajax.php. The source bundle reports CVSS 4.0 score 8.8, network access, low complexity, no privileges, and no user interaction.
Likely exposure
Exposure is likely limited to WordPress sites running Wow Viral Signups version 2.1, including the mwp-viral-signup plugin reference. Public internet exposure is plausible because WordPress admin-ajax.php is commonly reachable, but the bundle does not quantify installed base.
Exploitation context
The bundle cites ExploitDB, so public exploit information exists. CISA KEV status is false, and the supplied sources do not state active exploitation. Treat this as high-risk where the plugin is installed, but do not assume confirmed in-the-wild compromise from these sources alone.
Researcher notes
Evidence is strongest for affected component, parameter, endpoint, weakness class, and public exploit availability. Evidence is incomplete for patch status, fixed versions, install prevalence, and active exploitation. Avoid assuming broader Wow-Company products are affected.
Mitigation direction
- Inventory WordPress sites for Wow Viral Signups or mwp-viral-signup version 2.1.
- Check official vendor and WordPress plugin guidance for a fixed release or retirement notice.
- Disable or remove the affected plugin where business use is not required.
- Prioritize backups and database review for exposed WordPress sites running the plugin.
- Use compensating monitoring while remediation guidance is confirmed.
Validation and detection
- Confirm whether the plugin is installed and record its exact version.
- Review WordPress plugin directories and asset inventories for mwp-viral-signup references.
- Check web and application logs for suspicious admin-ajax.php POST activity involving idsignup.
- Verify remediation by confirming the vulnerable version is absent or replaced.
- Document any exposed sites and whether database access anomalies are present.
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-2017-20245 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
- 8.8 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA: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
2 official scoresWe 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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N——VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N3.94.2VulnCheckVulnerability scoring details
Base CVSS 4.0 score
8.8HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Base CVSS 3.1 score
8.2HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-41921CVE reference, VulnCheck · exploit
- Official Product HomepageCVE reference, VulnCheck · product
- Product ReferenceCVE reference, VulnCheck · product
- VulnCheck Advisory: Wow Viral Signups 2.1 WordPress Plugin SQL InjectionCVE reference, VulnCheck · third-party-advisory
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.