Security readout for executives and security teams
Plain-English summary
CVE-2025-30921 is a high-severity SQL injection issue in the WordPress Newsletters plugin, package newsletters-lite, affecting versions through 4.9.9.7. A successful attack could expose sensitive database information and may cause limited availability impact. The provided sources do not confirm active exploitation or name a specific fixed version.
Executive priority
Treat this as a prompt remediation item for WordPress estates using this plugin, especially sites holding customer or subscriber data. It is not KEV-listed in the supplied data, but SQL injection can create meaningful data exposure risk if privileged access is abused.
Technical view
The issue is CWE-89 SQL injection caused by improper neutralization of SQL special elements in Tribulant Software Newsletters. CVSS 3.1 is 7.6 with network attack vector, low complexity, high privileges required, no user interaction, changed scope, high confidentiality impact, no integrity impact, and low availability impact.
Likely exposure
Exposure is likely limited to WordPress sites running Tribulant Software Newsletters/newsletters-lite through version 4.9.9.7. The CVSS vector indicates an attacker needs high privileges, so risk is highest where privileged WordPress accounts are shared, weakly protected, or already compromised.
Exploitation context
The source bundle marks CISA KEV as false and provides no cited evidence of active exploitation. Patchstack is listed as the vulnerability database reference, but the supplied data does not include exploit availability, proof-of-concept status, or confirmed exploitation in the wild.
Researcher notes
The key uncertainty is remediation status: the supplied bundle identifies affected versions through 4.9.9.7 but does not state a patched release or workaround. Validation should focus on accurate plugin/version discovery, privilege exposure, and monitoring while awaiting vendor-confirmed remediation details.
Mitigation direction
- Inventory WordPress sites for newsletters-lite or Tribulant Software Newsletters installations.
- Check vendor and Patchstack guidance for an official fixed version or workaround.
- Restrict WordPress administrator access to trusted users only.
- Enforce MFA and strong passwords for privileged WordPress accounts.
- Disable or remove the plugin where business use is not required.
Validation and detection
- Confirm installed plugin name and version on each WordPress site.
- Verify whether any instance is running version 4.9.9.7 or earlier.
- Review privileged WordPress account activity around newsletter administration.
- Check web and database logs for unusual plugin-related requests or query errors.
- Track vendor, CVE, and Patchstack records for remediation updates.
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-2025-30921 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
- 7.6 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
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:H/UI:N/S:C/C:H/I:N/A:L2.34.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.6HighVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Source materials
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.