CWE-149 (Improper Neutralization of Quoting Syntax) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.
Quotes injected into a product can be used to compromise a system. As data are parsed, an injected/absent/duplicate/malformed use of quotes may cause the process to take unexpected actions.
| Kind | Name | Class | Prevalence | OS / CPE |
|---|---|---|---|---|
| language | — | Not Language-Specific | Undetermined | — |
These CVEs are mapped to this weakness in this database and kept for traceability and search.
| CVE | Published | Summary |
|---|---|---|
| CVE-2026-42511 | 2026-04-30 | The BOOTP file field is written to the lease file without escaping embedded double-quotes, allowing injection of arbitrary dhclient.conf directives. When the lease file is subsequently re-parsed by d… |
| CVE-2018-25135 | 2025-12-24 | Anviz AIM CrossChex Standard 4.3.6.0 contains a CSV injection vulnerability that allows attackers to execute commands by inserting malicious formulas in user import fields. Attackers can craft payload… |
| CVE-2025-43878 | 2025-05-07 | When running in Appliance mode, an authenticated attacker assigned the Administrator or Resource Administrator role may be able to bypass Appliance mode restrictions utilizing system diagnostics tcpdu… |
| CVE-2025-1094 | 2025-02-13 | Improper neutralization of quoting syntax in PostgreSQL libpq functions PQescapeLiteral(), PQescapeIdentifier(), PQescapeString(), and PQescapeStringConn() allows a database input provider to achieve … |
| CVE-2023-36479 | 2023-09-15 | Eclipse Jetty Canonical Repository is the canonical repository for the Jetty project. Users of the CgiServlet with a very specific command structure may have the wrong command executed. If a user send… |
| Date | Name | Version | Importance | Comment |
|---|---|---|---|---|
| 2008-07-01 | Eric Dalci | 1.0 | — | updated Potential_Mitigations, Time_of_Introduction |
| 2008-09-08 | CWE Content Team | 1.0 | — | updated Relationships, Observed_Example, Taxonomy_Mappings |
| 2009-07-27 | CWE Content Team | 1.5 | — | updated Potential_Mitigations |
| 2010-06-21 | CWE Content Team | 1.9 | — | updated Name |
| 2011-03-29 | CWE Content Team | 1.12 | — | updated Potential_Mitigations |
| 2011-06-01 | CWE Content Team | 1.13 | — | updated Common_Consequences |
| 2011-06-27 | CWE Content Team | 2.0 | — | updated Common_Consequences |
| 2012-05-11 | CWE Content Team | 2.2 | — | updated Observed_Examples, Related_Attack_Patterns, Relationships |
| 2012-10-30 | CWE Content Team | 2.3 | — | updated Potential_Mitigations |
| 2014-07-30 | CWE Content Team | 2.8 | — | updated Relationships, Taxonomy_Mappings |
| 2017-05-03 | CWE Content Team | 2.11 | — | updated Potential_Mitigations |
| 2020-02-24 | CWE Content Team | 4.0 | — | updated Potential_Mitigations, Relationships |
| 2020-06-25 | CWE Content Team | 4.1 | — | updated Potential_Mitigations |
| 2023-01-31 | CWE Content Team | 4.10 | — | updated Description, Potential_Mitigations |
| 2023-04-27 | CWE Content Team | 4.11 | — | updated Relationships |
| 2023-06-29 | CWE Content Team | 4.12 | — | updated Mapping_Notes |
| 2025-12-11 | CWE Content Team | 4.19 | — | updated Applicable_Platforms, Weakness_Ordinalities |