Security readout for executives and security teams
Plain-English summary
CVE-2026-1277 lets attackers craft links that send visitors from a WordPress site using URL Shortify to an attacker-chosen site. This does not directly compromise the server, but it can support phishing, brand abuse, and user trust attacks. It affects URL Shortify versions up to and including 1.12.1, according to the CVE description.
Executive priority
Treat this as a moderate web trust risk, not a server takeover issue. Prioritize remediation on public, customer-facing WordPress sites where phishing from a trusted domain could damage users or brand reputation.
Technical view
URL Shortify for WordPress has a CWE-601 open redirect in the promotional dismissal handler due to insufficient validation of the redirect_to parameter. The issue is unauthenticated, network-reachable, low complexity, and requires user interaction. CVSS v3.1 is 4.7 with changed scope and low integrity impact.
Likely exposure
Exposure is limited to WordPress sites running URL Shortify versions up to and including 1.12.1. The attacker does not need authentication, but a victim must follow a crafted link. The source bundle contains inconsistent affected metadata, so confirm against installed plugin version and vendor records.
Exploitation context
No active exploitation is indicated by KEV, and the provided sources do not claim exploitation in the wild. Practical abuse would likely involve phishing links that appear to begin on a trusted domain, then redirect users to a malicious destination.
Researcher notes
The CVE prose states versions up to 1.12.1 are vulnerable. The affected product metadata in the bundle is inconsistent, listing version 0 and defaultStatus unaffected. The referenced WordPress Trac links show the relevant Promo.php code and a later changeset, but the bundle does not clearly name the fixed release.
Mitigation direction
- Inventory WordPress sites for the URL Shortify plugin and installed version.
- Prioritize sites running URL Shortify 1.12.1 or earlier for review.
- Apply the vendor-recommended fixed version when confirmed available.
- Disable the plugin if it is unnecessary and no fix is available.
- Educate support teams about phishing using trusted-domain redirects.
Validation and detection
- Check whether URL Shortify is installed on each WordPress site.
- Confirm whether the installed version is 1.12.1 or earlier.
- Review vendor or WordPress plugin records for the fixed release.
- After remediation, verify redirect_to validation is present in the affected handler.
- Review web logs for unusual promotional dismissal redirect activity.
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-601: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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 lookupCVE-2026-1277 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
- Medium
- CVSS
- 4.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A: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
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:R/S:C/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.7MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/c7c1dc51-47ca-4b2f-9ff9-275bd8b1c106?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/url-shortify/tags/1.11.4/lite/includes/Promo.php#L64CVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3451740%40url-shortify&old=3445491%40url-shortify&sfp_email=&sfph_mail=#file1049CVE reference
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.
URL Redirection to Untrusted Site ('Open Redirect')
URL Redirection to Untrusted Site ('Open Redirect') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.