CWE-95
AllowedImproper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
Abstraction: Variant · Status: Incomplete
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval").
289 vulnerabilities reference this CWE, most recent first.
CVE-2026-69264 (GCVE-0-2026-69264)
Vulnerability from cvelistv5 – Published: 2026-08-04 17:22 – Updated: 2026-08-04 17:22| URL | Tags |
|---|---|
| https://github.com/FlowiseAI/Flowise/security/adv… | x_refsource_CONFIRM |
| https://github.com/FlowiseAI/Flowise/pull/6499 | x_refsource_MISC |
| https://github.com/FlowiseAI/Flowise/commit/f4e27… | x_refsource_MISC |
| https://github.com/FlowiseAI/Flowise/releases/tag… | x_refsource_MISC |
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"value": "Prior to 3.1.3, Flowise CSVAgent interpolates an attacker-controlled segment of the csvFile data URI directly into a Python source-code template that is then executed by Pyodide. Because Pyodide is loaded with the default js bridge to globalThis, which on Node.js exposes eval and dynamic import, the attacker can break out of the Python string literal, hand a JavaScript string to js.eval, dynamically import Node built-in modules such as fs and child_process, and execute arbitrary file I/O or OS commands as the Flowise process. The two validator paths around this code, validatePythonCodeForDataFrame and validateCustomReadCSVFunction, are never applied to the bootstrap template. A workspace user with chatflows:create or agentflows/chatflows update permission can plant a CSV Agent node with a crafted csvFile; once the chatflow is exposed via POST /api/v1/prediction/:id, any unauthenticated request triggers host remote code execution. This issue is fixed in version 3.1.3."
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CVE-2026-69253 (GCVE-0-2026-69253)
Vulnerability from cvelistv5 – Published: 2026-08-04 15:13 – Updated: 2026-08-04 15:13- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
| URL | Tags |
|---|---|
| https://github.com/FlowiseAI/Flowise/security/adv… | x_refsource_CONFIRM |
| https://github.com/FlowiseAI/Flowise/pull/6417 | x_refsource_MISC |
| https://github.com/FlowiseAI/Flowise/commit/3f257… | x_refsource_MISC |
| https://github.com/FlowiseAI/Flowise/releases/tag… | x_refsource_MISC |
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CVE-2026-67195 (GCVE-0-2026-67195)
Vulnerability from cvelistv5 – Published: 2026-08-04 14:03 – Updated: 2026-08-04 15:06 X_Open Source- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
| URL | Tags |
|---|---|
| https://christbowel.com/blog/perspective-5-0-0-fi… | technical-descriptionexploit |
| https://www.vulncheck.com/advisories/perspective-… | third-party-advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| perspective-dev | perspective |
Affected:
0 , ≤ 5.0.0
(semver)
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CVE-2026-64193 (GCVE-0-2026-64193)
Vulnerability from cvelistv5 – Published: 2026-07-20 17:54 – Updated: 2026-07-21 18:55- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
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CVE-2026-61511 (GCVE-0-2026-61511)
Vulnerability from cvelistv5 – Published: 2026-07-27 12:39 – Updated: 2026-07-29 19:26- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
| URL | Tags |
|---|---|
| https://karmainsecurity.com/KIS-2026-13 | technical-descriptionexploit |
| https://ssd-disclosure.com/vbulletin-runtime-temp… | technical-descriptionexploit |
| https://forum.vbulletin.com/forum/vbulletin-annou… | |
| https://forum.vbulletin.com/forum/vbulletin-annou… | |
| https://www.vulncheck.com/advisories/vbulletin-ev… | third-party-advisory |
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CVE-2026-55415 (GCVE-0-2026-55415)
Vulnerability from cvelistv5 – Published: 2026-07-28 21:37 – Updated: 2026-07-29 14:06| URL | Tags |
|---|---|
| https://github.com/koxudaxi/datamodel-code-genera… | x_refsource_CONFIRM |
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| Vendor | Product | Version | |
|---|---|---|---|
| koxudaxi | datamodel-code-generator |
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>= 0.11.6, < 0.64.0
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CVE-2026-53875 (GCVE-0-2026-53875)
Vulnerability from cvelistv5 – Published: 2026-06-17 15:05 – Updated: 2026-06-17 17:50- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
| URL | Tags |
|---|---|
| https://github.com/mmaitre314/picklescan/security… | vendor-advisory |
| https://github.com/mmaitre314/picklescan/commit/2… | patch |
| https://github.com/mmaitre314/picklescan/commit/1… | patch |
| https://www.vulncheck.com/advisories/picklescan-s… | third-party-advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| picklescan | picklescan |
Affected:
0 , < 1.0.3
(semver)
Unaffected: 1.0.3 (semver) |
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CVE-2026-52858 (GCVE-0-2026-52858)
Vulnerability from cvelistv5 – Published: 2026-06-11 18:32 – Updated: 2026-06-12 12:48| URL | Tags |
|---|---|
| https://github.com/vim/vim/security/advisories/GH… | x_refsource_CONFIRM |
| https://github.com/vim/vim/commit/4b850457e12e1a6… | x_refsource_MISC |
| https://github.com/vim/vim/releases/tag/v9.2.0561 | x_refsource_MISC |
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CVE-2026-50733 (GCVE-0-2026-50733)
Vulnerability from cvelistv5 – Published: 2026-06-05 17:49 – Updated: 2026-06-05 19:03- CWE-95 - Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
| URL | Tags |
|---|---|
| https://github.com/shd101wyy/vscode-markdown-prev… | release-notes |
| https://github.com/shd101wyy/vscode-markdown-prev… | issue-tracking |
| https://www.vulncheck.com/advisories/markdown-pre… | third-party-advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| shd101wyy | Markdown Preview Enhanced |
Affected:
0 , < 0.8.28
(semver)
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CVE-2026-48962 (GCVE-0-2026-48962)
Vulnerability from cvelistv5 – Published: 2026-05-27 03:12 – Updated: 2026-07-15 00:47| Vendor | Product | Version | |
|---|---|---|---|
| PMQS | IO::Compress |
Affected:
0 , < 2.220
(custom)
|
|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:2.212-512.el10_2.1 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.2 |
|
| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support |
Unaffected:
0:2.212-512.el10_0.1 , < *
(rpm)
cpe:/o:redhat:enterprise_linux_eus:10.0 |
|
| Red Hat | Red Hat Enterprise Linux 7 Extended Lifecycle Support |
Unaffected:
0:2.061-2.el7_9.1 , < *
(rpm)
cpe:/o:redhat:rhel_els:7 |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
8100020260616084412.651ee29f , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8 |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:2.081-2.el8_10 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:8 |
|
| Red Hat | Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support |
Unaffected:
0:2.081-1.el8_4.1 , < *
(rpm)
cpe:/o:redhat:rhel_aus:8.4 |
|
| Red Hat | Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On |
Unaffected:
0:2.081-1.el8_4.1 , < *
(rpm)
cpe:/o:redhat:rhel_eus_long_life:8.4 |
|
| Red Hat | Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support |
Unaffected:
0:2.081-1.el8_6.1 , < *
(rpm)
cpe:/o:redhat:rhel_aus:8.6 |
|
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On |
Unaffected:
0:2.081-1.el8_6.1 , < *
(rpm)
cpe:/o:redhat:rhel_eus_long_life:8.6 |
|
| Red Hat | Red Hat Enterprise Linux 8.8 Telecommunications Update Service |
Unaffected:
0:2.081-1.el8_8.1 , < *
(rpm)
cpe:/o:redhat:rhel_tus:8.8 |
|
| Red Hat | Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions |
Unaffected:
0:2.081-1.el8_8.1 , < *
(rpm)
cpe:/o:redhat:rhel_e4s:8.8 |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:2.102-4.el9_8.1 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9 |
|
| Red Hat | Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions |
Unaffected:
0:2.102-4.el9_2.1 , < *
(rpm)
cpe:/a:redhat:rhel_e4s:9.2 |
|
| Red Hat | Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions |
Unaffected:
0:2.102-4.el9_4.1 , < *
(rpm)
cpe:/a:redhat:rhel_e4s:9.4 |
|
| Red Hat | Red Hat Enterprise Linux 9.6 Extended Update Support |
Unaffected:
0:2.102-4.el9_6.1 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.6 |
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"value": "RHSA-2026:29182: Red Hat Enterprise Linux AppStream E4S (v.9.4)"
},
{
"lang": "en",
"value": "RHSA-2026:30085: Red Hat Enterprise Linux AppStream EUS (v.9.6)"
},
{
"lang": "en",
"value": "RHSA-2026:30859: Red Hat Enterprise Linux AppStream (v. 9)"
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{
"lang": "en",
"value": "RHSA-2026:30858: Red Hat Enterprise Linux BaseOS (v. 8)"
},
{
"lang": "en",
"value": "RHSA-2026:29867: Red Hat Enterprise Linux BaseOS AUS (v.8.4), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)"
},
{
"lang": "en",
"value": "RHSA-2026:30115: Red Hat Enterprise Linux BaseOS AUS (v.8.6), Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6)"
},
{
"lang": "en",
"value": "RHSA-2026:30086: Red Hat Enterprise Linux BaseOS E4S (v.8.8), Red Hat Enterprise Linux BaseOS TUS (v.8.8)"
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],
"timeline": [
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"lang": "en",
"time": "2026-05-27T04:01:00.966Z",
"value": "Reported to Red Hat."
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{
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"time": "2026-05-27T03:12:38.974Z",
"value": "Made public."
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"title": "perl-IO-Compress: perl-IO-Compress: Arbitrary code execution via attacker-controlled output glob",
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"value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."
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"programRoutines": [
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"name": "File::GlobMapper::_parseOutputGlob"
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{
"name": "File::GlobMapper::_getFiles"
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"repo": "https://github.com/pmqs/IO-Compress",
"vendor": "PMQS",
"versions": [
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"status": "affected",
"version": "0",
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"value": "IO::Compress versions before 2.220 for Perl can execute arbitrary code in File::GlobMapper via an attacker-controlled output glob.\n\n_parseOutputGlob() wraps the caller-supplied output glob string in double quotes and stores it in the parser state; _getFiles() then runs the stored expression through eval STRING. A literal double quote in the output glob closes the dquote wrapper, and the characters that follow are evaluated as Perl.\n\nArbitrary Perl in the output glob executes at the calling process\u0027s privilege."
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"description": "CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code (\u0027Eval Injection\u0027)",
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"type": "CWE"
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"url": "https://metacpan.org/release/PMQS/IO-Compress-2.220/changes"
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"solutions": [
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"lang": "en",
"value": "Upgrade to IO-Compress 2.220 or later."
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"source": {
"discovery": "UNKNOWN"
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"timeline": [
{
"lang": "en",
"time": "2026-05-14T00:00:00.000Z",
"value": "Issue reported."
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{
"lang": "en",
"time": "2026-05-16T00:00:00.000Z",
"value": "Version 2.220 released."
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"title": "IO::Compress versions before 2.220 for Perl can execute arbitrary code in File::GlobMapper via an attacker-controlled output glob",
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"datePublished": "2026-05-27T03:12:38.974Z",
"dateReserved": "2026-05-26T18:09:32.365Z",
"dateUpdated": "2026-07-15T00:47:47.629Z",
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Mitigation
Strategy: Refactoring
If possible, refactor your code so that it does not need to use eval() at all.
Mitigation MIT-5
Strategy: Input Validation
- Assume all input is malicious. Use an "accept known good" input validation strategy, i.e., use a list of acceptable inputs that strictly conform to specifications. Reject any input that does not strictly conform to specifications, or transform it into something that does.
- When performing input validation, consider all potentially relevant properties, including length, type of input, the full range of acceptable values, missing or extra inputs, syntax, consistency across related fields, and conformance to business rules. As an example of business rule logic, "boat" may be syntactically valid because it only contains alphanumeric characters, but it is not valid if the input is only expected to contain colors such as "red" or "blue."
- Do not rely exclusively on looking for malicious or malformed inputs. This is likely to miss at least one undesirable input, especially if the code's environment changes. This can give attackers enough room to bypass the intended validation. However, denylists can be useful for detecting potential attacks or determining which inputs are so malformed that they should be rejected outright.
Mitigation
- Inputs should be decoded and canonicalized to the application's current internal representation before being validated (CWE-180, CWE-181). Make sure that your application does not inadvertently decode the same input twice (CWE-174). Such errors could be used to bypass allowlist schemes by introducing dangerous inputs after they have been checked. Use libraries such as the OWASP ESAPI Canonicalization control.
- Consider performing repeated canonicalization until your input does not change any more. This will avoid double-decoding and similar scenarios, but it might inadvertently modify inputs that are allowed to contain properly-encoded dangerous content.
Mitigation
For Python programs, it is frequently encouraged to use the ast.literal_eval() function instead of eval, since it is intentionally designed to avoid executing code. However, an adversary could still cause excessive memory or stack consumption via deeply nested structures [REF-1372], so the python documentation discourages use of ast.literal_eval() on untrusted data [REF-1373].
CAPEC-35: Leverage Executable Code in Non-Executable Files
An attack of this type exploits a system's trust in configuration and resource files. When the executable loads the resource (such as an image file or configuration file) the attacker has modified the file to either execute malicious code directly or manipulate the target process (e.g. application server) to execute based on the malicious configuration parameters. Since systems are increasingly interrelated mashing up resources from local and remote sources the possibility of this attack occurring is high.