CVE-2025-50708Public exploitNetwork attack vector

Unauthenticated chat disclosure via persistent shared-link tokens

Published Jul 18, 2025 · Updated Sep 23, 2025

Information disclosure in Perplexity AI Web Application 2.51.0 allows remote attackers to read shared chat histories via a captured URL token. The /search/ endpoint places a bearer token in the URL and retrieves the associated conversation without authentication, expiration, or identity validation. Possession of a valid token is required; exposure is limited to reading the linked conversation, with no reported ability to modify data or interrupt service.

CVSS severity7.5
High
EPSS probability0.42%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Perplexity AI Web Application 2.51.0 allows remote attackers to read shared chat histories via a captured URL token. The /search/ endpoint places a bearer token in the URL and retrieves the associated conversation without authentication, expiration, or identity validation. Possession of a valid token is required; exposure is limited to reading the linked conversation, with no reported ability to modify data or interrupt service.

The record

CVE
CVE-2025-50708
Published
Jul 18, 2025
Updated
Sep 23, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 18, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.5CISA ADP VulnrichmentCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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