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CVE Record

CVE-2019-19908: phpMyChat-Plus 1.98 is vulnerable to reflected XSS via JavaScript injection into the password reset URL.

phpMyChat-Plus 1.98 is vulnerable to reflected XSS via JavaScript injection into the password reset URL. In the URL, the pmc_username parameter to pass_reset.php is vulnerable.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This CVE describes a reflected cross-site scripting issue in phpMyChat-Plus 1.98. A crafted password reset link could cause a victim's browser to run attacker-supplied JavaScript if they open it. The sources do not provide CVSS, a named patch, or evidence of active exploitation.

Executive priority

Treat this as a targeted web application hygiene issue, not a broad emergency. Prioritize if phpMyChat-Plus is internet-facing, used by authenticated users, or lacks maintenance support.

Technical view

The reported flaw is JavaScript injection through the pmc_username parameter in pass_reset.php, affecting the password reset URL in phpMyChat-Plus 1.98. It is reflected XSS, so impact depends on user interaction, session context, browser controls, and whether the endpoint is reachable.

Likely exposure

Exposure is likely limited to organizations still running phpMyChat-Plus 1.98 with the password reset endpoint accessible on internet-facing or internal web servers.

Exploitation context

The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. Reflected XSS typically requires persuading a user to open a crafted link, but could affect account sessions if the application stores sensitive authenticated state.

Researcher notes

Evidence is sparse: no CVSS vector, CWE, affected CPE, vendor patch, or exploitation confirmation is present in the bundle. Analysis should stay bounded to phpMyChat-Plus 1.98 and the pass_reset.php pmc_username reflected XSS claim.

Mitigation direction

  • Inventory phpMyChat-Plus deployments and confirm whether version 1.98 is present.
  • Check the SourceForge project or maintainer guidance for any fixed release or advisory.
  • Restrict access to pass_reset.php until exposure and remediation are understood.
  • If maintaining the code, apply proper output encoding and input validation.
  • Retire or replace the application if it is no longer maintained.

Validation and detection

  • Confirm whether pass_reset.php exists on deployed phpMyChat-Plus instances.
  • Verify application version against phpMyChat-Plus 1.98 references.
  • Review web logs for unusual password reset requests containing encoded script-like input.
  • Safely test in a controlled environment whether pmc_username is reflected unsafely.
  • After remediation, verify the username value is encoded as text, not executable script.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2019-19908 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.