CWE-319 881 CVEs MITRE definition ↗

CWE-319: Cleartext Transmission of Sensitive Information

Overview

CWE-319 (Cleartext Transmission of Sensitive Information) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language Not Language-Specific Undetermined
technology Not Technology-Specific Undetermined
technology Cloud Computing Undetermined
technology Mobile Undetermined
technology ICS/OT Often
technology System on Chip Undetermined
technology Test/Debug Hardware Often

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2026-45432 2026-06-04 This vulnerability exists in GX Earth ONT models due to the transmission of user credentials in plaintext over HTTP in its web management interface. A remote attacker could exploit this vulnerability …
CVE-2026-8874 2026-06-03 Version 3.0.7 of the Securly Chrome Extension downloads JSON files containing crisis alert keywords and filtering rules over unencrypted HTTP via the Fetch API. Other endpoints in the same extension c…
CVE-2026-36610 2026-06-03 Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 transmits DDNS credentials over plaintext HTTP with only Base64 encoding. The firmware contains no TLS implementation, allowing man-in-the-midd…
CVE-2026-7666 2026-06-03 An issue was discovered in Django 6.0 before 6.0.6 and 5.2 before 5.2.15. `django.core.mail.backends.smtp.EmailBackend` in Django fails to prevent reuse of a partially-initialized connection after a f…
CVE-2023-52951 2026-06-03 A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential.
CVE-2026-10584 2026-06-02 Proxy server in Graph Explorer before 3.0.1 falls back to HTTP when certificate files are missing, which might allow remote threat actors to obtain sensitive information via interception of requests i…
CVE-2026-43625 2026-06-01 CodexBar prior to 0.32.0 contains a session cookie leakage vulnerability that allows network attackers to intercept imported browser session cookies by exploiting improper redirect handling for Amp an…
CVE-2026-25599 2026-06-01 Missing authentication and clear‑text transmission of data from the heat pumps to the control server, combined with the absence of input validation on aggregated data, can lead to stored XSS that enab…
CVE-2026-34126 2026-05-28 TP-Link has identified a vulnerability in Tapo L535E v1.0 and v3.0, Tapo P300 v1.0, and Tapo D100C v1.0, where Bluetooth communication during the initial setup phase is transmitted in cleartext withou…
CVE-2024-47269 2026-05-27 Cleartext transmission of sensitive information vulnerability in Export Key functionality in Synology Surveillance Station before 9.2.2-11575 and 9.2.2-9575 allows remote authenticated users with admi…
CVE-2026-48902 2026-05-26 The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.
CVE-2026-24212 2026-05-26 NVIDIA Isaac Launchable for Linux contains a vulnerability where sensitive information is transmitted in clear text. A successful exploit of this vulnerability might lead to code execution, escalation…
CVE-2026-25608 2026-05-22 STER uses unencrypted TCP traffic to transmit data over the network. It allows an attacker to conduct a Man-In-The-Middle attack and obtain sensitive data such as passwords, personal data, or authent…
CVE-2026-38740 2026-05-14 Foscam VD1 Video Doorbell before V5.3.13_1072 is vulnerable to Cleartext Transmission of Sensitive Information. The device transmits sensitive Session Description Protocol (SDP), including ICE credent…
CVE-2025-62311 2026-05-14 HCL AION is affected by a vulnerability where backend service details may be transmitted over insecure HTTP channels. This may expose sensitive information to potential interception or unauthorized ac…
CVE-2025-62310 2026-05-14 HCL AION is affected by a vulnerability where encryption is not enforced for certain data transmissions or operations. This may expose sensitive information to potential interception or unauthorized a…
CVE-2026-41281 2026-05-14 Android App "あんしんフィルター for au" provided by KDDI CORPORATION contains Cleartext Transmission of Sensitive Information (CWE-319) vulnerability. A man-in-the-middle attacker may access and modify communi…
CVE-2026-6276 2026-05-13 Using libcurl, when a custom `Host:` header is first set for an HTTP request and a second request is subsequently done using the same *easy handle* but without the custom `Host:` header set, the secon…
CVE-2026-4873 2026-05-13 A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text (via IMAP, SMT…
CVE-2026-45180 2026-05-10 Catalyst::Plugin::Statsd versions through 0.10.0 for Perl may leak session ids. If the communication channel to the statsd daemon is not secured (for example, by sending UDP packets to a host on anot…

Previous names

  • Plaintext Transmission of Sensitive Information (2009-01-12)

Content submission

Name
PLOVER
Date
2006-07-19
Version
Draft 3

Content modifications

Date Name Version Importance Comment
2008-07-01 Eric Dalci 1.0 updated Time_of_Introduction
2008-09-08 CWE Content Team 1.0 updated Relationships, Taxonomy_Mappings
2009-01-12 CWE Content Team 1.2 updated Common_Consequences, Description, Likelihood_of_Exploit, Name, Observed_Examples, Potential_Mitigations, References, Relationships
2009-03-10 CWE Content Team 1.3 updated Potential_Mitigations
2009-05-27 CWE Content Team 1.4 updated Related_Attack_Patterns
2010-02-16 CWE Content Team 1.8 updated References
2010-04-05 CWE Content Team 1.8.1 updated Applicable_Platforms, Common_Consequences, Time_of_Introduction
2010-06-21 CWE Content Team 1.9 updated Detection_Factors, Relationships
2010-12-13 CWE Content Team 1.11 updated Observed_Examples, Related_Attack_Patterns
2011-03-29 CWE Content Team 1.12 updated Potential_Mitigations
2011-06-01 CWE Content Team 1.13 updated Common_Consequences, Relationships, Taxonomy_Mappings
2012-05-11 CWE Content Team 2.2 updated Demonstrative_Examples, References, Related_Attack_Patterns, Relationships, Taxonomy_Mappings
2013-02-21 CWE Content Team 2.4 updated Applicable_Platforms, References
2013-07-17 CWE Content Team 2.5 updated Relationships
2014-02-18 CWE Content Team 2.6 updated Related_Attack_Patterns
2014-06-23 CWE Content Team 2.7 updated Relationships
2014-07-30 CWE Content Team 2.8 updated Relationships, Taxonomy_Mappings
2017-05-03 CWE Content Team 2.11 updated Related_Attack_Patterns
2017-11-08 CWE Content Team 3.0 updated Likelihood_of_Exploit, Modes_of_Introduction, References, Relationships
2018-01-23 CWE Content Team 3.1 updated Abstraction
2018-03-27 CWE Content Team 3.1 updated References, Relationships, Type
2019-01-03 CWE Content Team 3.2 updated Relationships, Taxonomy_Mappings
2019-06-20 CWE Content Team 3.3 updated Relationships, Type
2020-02-24 CWE Content Team 4.0 updated Applicable_Platforms, Related_Attack_Patterns, Relationships
2021-10-28 CWE Content Team 4.6 updated Relationships
2022-06-28 CWE Content Team 4.8 updated Relationships
2022-10-13 CWE Content Team 4.9 updated Applicable_Platforms, Demonstrative_Examples, Observed_Examples, References
2023-01-31 CWE Content Team 4.10 updated Applicable_Platforms, Demonstrative_Examples, Description, Maintenance_Notes, Modes_of_Introduction, Potential_Mitigations, References, Relationships, Taxonomy_Mappings
2023-04-27 CWE Content Team 4.11 updated Detection_Factors, References, Relationships
2023-06-29 CWE Content Team 4.12 updated Description, Mapping_Notes, Relationships
2024-02-29 CWE Content Team 4.14 updated Demonstrative_Examples
2025-04-03 CWE Content Team 4.17 updated Common_Consequences, Description, Diagram, Other_Notes, Relationships
2025-09-09 CWE Content Team 4.18 updated References
2025-12-11 CWE Content Team 4.19 updated Applicable_Platforms, Maintenance_Notes, Relationships, Weakness_Ordinalities

Contributions

Type Name Date Comment
Content Accellera IP Security Assurance (IPSA) Working Group 2023-01-24 Submitted original contents of CWE-1324 and reviewed its integration into this entry.
cvelogic Threat Intelligence