Vulnerability Report

CVE-2026-8878

Title: Unauthenticated sensitive data disclosure

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-8878.

CWE Category NVD-CWE-noinfo

Published Date Jun 03, 2026

Modified Date Jul 22, 2026

Exploit Status Not Found

Score 7.5 CVSS v

Exploit Probability (EPSS)

0.21%

Vulnerability Summary

CVE-2026-8878: Version 3.0.7 of the Securly Chrome Extension exposes multiple publicly accessible endpoints that allow unauthenticated access to sensitive data. The exposed information consists of SHA-1 hashes that are inadequately obfuscated using a simple Caesar cipher, which can be easily reversed to recover the original hash values and access the protected data.

Impacted Vendors

securly 1

Reference Links

https://kb.cert.org/vuls/id/595768

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-8878 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

July 22, 2026 MODIFIED

Vulnerability data updated via NVD.

June 04, 2026 MODIFIED

Vulnerability data updated via NVD.

June 04, 2026 MODIFIED

Vulnerability data updated via NVD.

June 03, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.