PostyBirb Plus Submission Description Editor DescriptionInput.tsx cross site scripting

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-120190
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-01 01:17:17 UTC
Updated2026-11-01 01:17:17 UTC
DescriptionA security flaw has been discovered in PostyBirb Plus up to 3.1.75. Affected by this vulnerability is an unknown functionality of the file ui/src/views/submissions/submission-forms/form-components/DescriptionInput.tsx of the component Submission Description Editor. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.1.76 addresses this issue. The patch is identified as 6b11c2345ad98ae59fd5404a9f1024eb1d10c8a4. It is advisable to upgrade the affected component.

Risk And Classification

Primary CVSS: v4.0 2 LOW from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-79 | CWE-94 | CWE-79 Cross Site Scripting | CWE-94 Code Injection

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.1MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary3.5LOWCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
3.1CNADECLARED3.5LOWCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
3.0CNADECLARED3.5LOWCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
2.0[email protected]Secondary4AV:N/AC:L/Au:S/C:N/I:P/A:N
2.0CNADECLARED4AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
Passive
Confidentiality
None
Integrity
Low
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

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

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na PostyBirb Plus affected 3.1.0 Not specified
CNA Na PostyBirb Plus affected 3.1.1 Not specified
CNA Na PostyBirb Plus affected 3.1.2 Not specified
CNA Na PostyBirb Plus affected 3.1.3 Not specified
CNA Na PostyBirb Plus affected 3.1.4 Not specified
CNA Na PostyBirb Plus affected 3.1.5 Not specified
CNA Na PostyBirb Plus affected 3.1.6 Not specified
CNA Na PostyBirb Plus affected 3.1.7 Not specified
CNA Na PostyBirb Plus affected 3.1.8 Not specified
CNA Na PostyBirb Plus affected 3.1.9 Not specified
CNA Na PostyBirb Plus affected 3.1.10 Not specified
CNA Na PostyBirb Plus affected 3.1.11 Not specified
CNA Na PostyBirb Plus affected 3.1.12 Not specified
CNA Na PostyBirb Plus affected 3.1.13 Not specified
CNA Na PostyBirb Plus affected 3.1.14 Not specified
CNA Na PostyBirb Plus affected 3.1.15 Not specified
CNA Na PostyBirb Plus affected 3.1.16 Not specified
CNA Na PostyBirb Plus affected 3.1.17 Not specified
CNA Na PostyBirb Plus affected 3.1.18 Not specified
CNA Na PostyBirb Plus affected 3.1.19 Not specified
CNA Na PostyBirb Plus affected 3.1.20 Not specified
CNA Na PostyBirb Plus affected 3.1.21 Not specified
CNA Na PostyBirb Plus affected 3.1.22 Not specified
CNA Na PostyBirb Plus affected 3.1.23 Not specified
CNA Na PostyBirb Plus affected 3.1.24 Not specified
CNA Na PostyBirb Plus affected 3.1.25 Not specified
CNA Na PostyBirb Plus affected 3.1.26 Not specified
CNA Na PostyBirb Plus affected 3.1.27 Not specified
CNA Na PostyBirb Plus affected 3.1.28 Not specified
CNA Na PostyBirb Plus affected 3.1.29 Not specified
CNA Na PostyBirb Plus affected 3.1.30 Not specified
CNA Na PostyBirb Plus affected 3.1.31 Not specified
CNA Na PostyBirb Plus affected 3.1.32 Not specified
CNA Na PostyBirb Plus affected 3.1.33 Not specified
CNA Na PostyBirb Plus affected 3.1.34 Not specified
CNA Na PostyBirb Plus affected 3.1.35 Not specified
CNA Na PostyBirb Plus affected 3.1.36 Not specified
CNA Na PostyBirb Plus affected 3.1.37 Not specified
CNA Na PostyBirb Plus affected 3.1.38 Not specified
CNA Na PostyBirb Plus affected 3.1.39 Not specified
CNA Na PostyBirb Plus affected 3.1.40 Not specified
CNA Na PostyBirb Plus affected 3.1.41 Not specified
CNA Na PostyBirb Plus affected 3.1.42 Not specified
CNA Na PostyBirb Plus affected 3.1.43 Not specified
CNA Na PostyBirb Plus affected 3.1.44 Not specified
CNA Na PostyBirb Plus affected 3.1.45 Not specified
CNA Na PostyBirb Plus affected 3.1.46 Not specified
CNA Na PostyBirb Plus affected 3.1.47 Not specified
CNA Na PostyBirb Plus affected 3.1.48 Not specified
CNA Na PostyBirb Plus affected 3.1.49 Not specified
CNA Na PostyBirb Plus affected 3.1.50 Not specified
CNA Na PostyBirb Plus affected 3.1.51 Not specified
CNA Na PostyBirb Plus affected 3.1.52 Not specified
CNA Na PostyBirb Plus affected 3.1.53 Not specified
CNA Na PostyBirb Plus affected 3.1.54 Not specified
CNA Na PostyBirb Plus affected 3.1.55 Not specified
CNA Na PostyBirb Plus affected 3.1.56 Not specified
CNA Na PostyBirb Plus affected 3.1.57 Not specified
CNA Na PostyBirb Plus affected 3.1.58 Not specified
CNA Na PostyBirb Plus affected 3.1.59 Not specified
CNA Na PostyBirb Plus affected 3.1.60 Not specified
CNA Na PostyBirb Plus affected 3.1.61 Not specified
CNA Na PostyBirb Plus affected 3.1.62 Not specified
CNA Na PostyBirb Plus affected 3.1.63 Not specified
CNA Na PostyBirb Plus affected 3.1.64 Not specified
CNA Na PostyBirb Plus affected 3.1.65 Not specified
CNA Na PostyBirb Plus affected 3.1.66 Not specified
CNA Na PostyBirb Plus affected 3.1.67 Not specified
CNA Na PostyBirb Plus affected 3.1.68 Not specified
CNA Na PostyBirb Plus affected 3.1.69 Not specified
CNA Na PostyBirb Plus affected 3.1.70 Not specified
CNA Na PostyBirb Plus affected 3.1.71 Not specified
CNA Na PostyBirb Plus affected 3.1.72 Not specified
CNA Na PostyBirb Plus affected 3.1.73 Not specified
CNA Na PostyBirb Plus affected 3.1.74 Not specified
CNA Na PostyBirb Plus affected 3.1.75 Not specified
CNA Na PostyBirb Plus unaffected 3.1.76 Not specified

References

ReferenceSourceLinkTags
github.com/mvdicarlo/postybirb-plus/commit/6b11c2345ad98ae59fd5404a9f102... [email protected] github.com
vuldb.com/vuln/429529/cti [email protected] vuldb.com
vuldb.com/cve/CVE-2026-120190 [email protected] vuldb.com
github.com/mvdicarlo/postybirb-plus/issues/504 [email protected] github.com
github.com/user-attachments/files/32685547/report.md [email protected] github.com
vuldb.com/submit/1027356 [email protected] vuldb.com
github.com/mvdicarlo/postybirb-plus/pull/506 [email protected] github.com
vuldb.com/vuln/429529 [email protected] vuldb.com
github.com/mvdicarlo/postybirb-plus/releases/tag/v3.1.76 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: fifker (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-31T00:00:00.000ZAdvisory disclosed
CNA2026-10-31T01:00:00.000ZVulDB entry created
CNA2026-10-31T09:19:44.000ZVulDB entry last update

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