Security readout for executives and security teams
Plain-English summary
A WordPress plugin, MimeTypes Link Icons, can be abused to make the website server request attacker-chosen URLs when file-size display is enabled. This can expose or affect internal services reachable from the web server. Sources describe exploitation requiring at least Contributor access, not anonymous internet access.
Executive priority
Prioritize within normal high-severity remediation cycles for affected WordPress sites. Raise urgency where contributor access is broadly granted, sites are multi-author, or WordPress servers can reach sensitive internal systems.
Technical view
CVE-2026-1313 is an SSRF flaw in MimeTypes Link Icons through 3.2.20. The plugin makes outbound HTTP requests to URLs supplied in post content without proper validation when “Show file size” is enabled. The CVE text says Contributor+ access is required, while the CVSS vector lists PR:N, creating metadata inconsistency.
Likely exposure
Exposure is likely limited to WordPress sites running MimeTypes Link Icons up to and including 3.2.20 with “Show file size” enabled, especially where untrusted users can create or edit post content. Confirm installed plugin version and configuration.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. Abuse would involve crafted links in post content causing server-originated requests to arbitrary locations, potentially including internal services reachable by the WordPress host.
Researcher notes
Key evidence is the CVE description and Wordfence entry, with code references around plugin HTTP request behavior. Treat authentication requirements carefully: narrative says Contributor+, but CVSS says PR:N. No patch version is provided in the supplied sources.
Mitigation direction
- Check vendor and WordPress plugin guidance for an updated fixed version or official workaround.
- Disable the “Show file size” option until vendor guidance confirms safety.
- Restrict Contributor-level and higher accounts to trusted users only.
- Review outbound network controls from WordPress servers to internal services.
- Remove the plugin if it is not business-critical.
Validation and detection
- Inventory WordPress sites for the MimeTypes Link Icons plugin.
- Confirm whether installed versions are 3.2.20 or earlier.
- Check whether “Show file size” is enabled.
- Review user roles able to create or edit post content.
- Inspect logs for unusual outbound requests from WordPress servers.
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-918: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. 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 lookupCloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-1313 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
- 8.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/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:N/UI:N/S:C/C:L/I:L/A:L3.93.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.3HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
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.
Server-Side Request Forgery (SSRF)
Server-Side Request Forgery (SSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.