Security readout for executives and security teams
Plain-English summary
CVE-2026-1700 is a cross-site scripting flaw in projectworlds House Rental and Property Listing 1.0, affecting /app/sms.php. A user with low privileges can manipulate the Message field, and another user must interact with the result. Public exploit information exists, but the provided sources do not show confirmed active exploitation.
Executive priority
Treat this as a near-term web application risk, not an emergency unless the product is internet-facing or broadly used internally. Public exploit availability raises urgency, but required privileges and user interaction reduce likelihood compared with unauthenticated critical flaws.
Technical view
The CVE describes improper handling of the Message argument in /app/sms.php, leading to XSS. CVSS v4.0 is 5.1: network-reachable, low attack complexity, low privileges required, user interaction required, and limited integrity impact. Listed CWEs are CWE-79 and CWE-94, though the description centers on XSS.
Likely exposure
Exposure is likely limited to organizations running projectworlds House Rental and Property Listing version 1.0 with the SMS page reachable by authenticated low-privilege users. Internet-facing deployments increase risk because the attack can be initiated remotely.
Exploitation context
VulDB and the CVE record state that exploit information has been made public. The CVSS vector indicates the attacker needs low privileges and a victim interaction. The source bundle does not include CISA KEV status or other evidence of active exploitation.
Researcher notes
Do not assume broader versions are affected; sources name only version 1.0. The vulnerable parameter is Message in /app/sms.php. Evidence supports public exploit availability, not confirmed in-the-wild exploitation. Validate safely in a controlled environment without using public payloads against production.
Mitigation direction
- Check projectworlds or application maintainer guidance for an official fix or replacement version.
- Restrict access to /app/sms.php to trusted authenticated users where business allows.
- Apply input validation and output encoding around the Message field if maintaining the code internally.
- Monitor for suspicious Message field content and unexpected script-like input.
- Consider removing or disabling the SMS feature if it is unused.
Validation and detection
- Inventory systems for projectworlds House Rental and Property Listing 1.0.
- Confirm whether /app/sms.php is deployed and reachable.
- Review access controls for low-privilege users on the SMS function.
- Inspect application logs for abnormal Message submissions.
- Track vendor and CVE references for patch or advisory 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-79: 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 lookupCWE-94: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. 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-2026-1700 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
- 5.1 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
5.1MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Source materials
- CVE List V5 sourceCVE List V5
- VDB-343490 | projectworlds House Rental and Property Listing sms.php cross site scriptingCVE reference · vdb-entry, technical-description
- VDB-343490 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference · signature, permissions-required
- Submit #741977 | projectworlds.com House rental And Property Listing Project V1.0 cross site scriptingCVE reference · third-party-advisory
- https://github.com/jiahao412/CVE/issues/3CVE reference · exploit, issue-tracking
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 Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Improper Control of Generation of Code ('Code Injection')
Improper Control of Generation of Code ('Code Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.