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Vulnerability details: VCID-g14c-vber-dfdg
Vulnerability ID VCID-g14c-vber-dfdg
Aliases CVE-2024-46976
GHSA-5j94-f3mf-8685
Summary Backstage is an open framework for building developer portals. An attacker with control of the contents of the TechDocs storage buckets is able to inject executable scripts in the TechDocs content that will be executed in the victim's browser when browsing documentation or navigating to an attacker provided link. This has been fixed in the 1.10.13 release of the `@backstage/plugin-techdocs-backend` package. users are advised to upgrade. There are no known workarounds for this vulnerability.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-693 Protection Mechanism Failure
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 5.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-46976.json
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2024-46976
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2024-46976
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2024-46976
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-5j94-f3mf-8685
cvssv3.1 6.5 https://github.com/backstage/backstage
cvssv4 4.8 https://github.com/backstage/backstage
generic_textual MODERATE https://github.com/backstage/backstage
cvssv3.1 6.5 https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
cvssv3.1_qr MODERATE https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
cvssv4 4.8 https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
generic_textual MODERATE https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
ssvc Track https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2024-46976
cvssv4 4.8 https://nvd.nist.gov/vuln/detail/CVE-2024-46976
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2024-46976
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-46976.json
https://api.first.org/data/v1/epss?cve=CVE-2024-46976
https://github.com/backstage/backstage
2312954 https://bugzilla.redhat.com/show_bug.cgi?id=2312954
CVE-2024-46976 https://nvd.nist.gov/vuln/detail/CVE-2024-46976
GHSA-5j94-f3mf-8685 https://github.com/advisories/GHSA-5j94-f3mf-8685
GHSA-5j94-f3mf-8685 https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-46976.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L Found at https://github.com/backstage/backstage
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://github.com/backstage/backstage
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L Found at https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-09-18T13:47:03Z/ Found at https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L Found at https://nvd.nist.gov/vuln/detail/CVE-2024-46976
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://nvd.nist.gov/vuln/detail/CVE-2024-46976
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.40036
EPSS Score 0.00185
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-10T18:30:32.732339+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2024/46xxx/CVE-2024-46976.json 38.6.0