Yellow Slate Suffers Breach According to Dark Web Reports

UpGuard Team
UpGuard Team
January 28, 2026

Key facts: Yellowslate data breach

  • Date reported: January 22, 2026.
  • Records exposed: Over 21,000 records.
  • Data types: Names, email addresses, and phone numbers.
  • Affected groups: Individuals associated with various schools in India.
  • Severity: Classified as informational, indicating a data exposure event that warrants monitoring.

What happened in the Yellowslate data breach?

Yellowslate (yellowslate.com) was involved in a data leak reported on January 22, 2026. No specific threat actor has been identified as responsible for this security incident.

The report indicates that over 21,000 records were exposed, including personal information like names, email addresses, and phone numbers belonging to individuals associated with various schools in India. The severity is currently classified as informational, indicating a data exposure event that warrants monitoring despite no immediate evidence of system-wide compromise. Such incidents typically lead to increased risks of targeted phishing or unauthorized contact attempts.

Who is behind the incident?

The attacker or cause of the incident has not been identified.

Impact and risks for Yellowslate customers

For individuals whose data was included in the Yellowslate leak, there are plausible risks of identity theft, credential stuffing attacks, and sophisticated phishing attempts. The exposure of phone numbers and email addresses makes victims vulnerable to unsolicited communications and potential account takeover attempts if the same credentials are used elsewhere.

Typical outcomes of such leaks include the data being traded or sold on dark web forums for future exploitation. To mitigate these risks, users should immediately update their login credentials and activate multi-factor authentication. Corporate transparency regarding the incident is a critical step in helping affected individuals protect their digital identities.

Frequently asked questions

What happened in the Yellowslate security breach?

On January 22, 2026, Yellowslate (yellowslate.com) disclosed a security breach. According to initial reports, over 21,000 records containing names, email addresses, and phone numbers related to schools in India were exposed.

When did the Yellowslate breach occur?

The Yellowslate breach was publicly reported on January 22, 2026. The exact date of the attack has not been disclosed.

What data was exposed?

The types of data involved in the Yellowslate incident include names, email addresses, and phone numbers.

Is my personal information at risk?

If you interacted with Yellowslate, there's a possibility your personal information could be affected. Similar incidents often involve email addresses, login details, or financial records. Stay alert for updates and take precautionary measures to secure your accounts.

What steps should companies take after being impacted by the Yellowslate data breach?

Companies should secure affected systems, notify all impacted parties, and provide clear guidance on protective actions. It is also essential to review internal security measures and deploy attack surface management tools to prevent future occurrences.

How secure is Yellow Slate?

Yellow Slate is an Indian school search engine and discovery platform that helps parents find, compare, and apply to the best schools in Hyderabad and other major cities.
  • Check icon
    View our free preliminary report on Yellow Slate’s security posture
  • Check icon
    13 risk factors, including email security, SSL, DNS health, open ports and common vulnerabilities
https://yellowslate.com/
Security ratings
Deliver icon

Sign up for our newsletter

UpGuard's monthly newsletter cuts through the noise and brings you what matters most: our breaking research, in-depth analysis of emerging threats, and actionable strategic insights.

Latest news

Stay up-to-date with the latest news in cybersecurity.
UpGuard customer support teamUpGuard customer support teamUpGuard customer support team

Protect your organization

Get in touch or book a free demo.
Free instant security score

How secure is your organization?

Request a free cybersecurity report to discover key risks on your website, email, network, and brand.
  • Check icon
    Instant insights you can act on immediately
  • Check icon
    Hundreds of risk factors including email security, SSL, DNS health, open ports and common vulnerabilities
Website Security scan resultsWebsite Security scan rating