CVE-2021-28968

MEDIUM

5.4

CVSS Score

Published: March 22, 2021 at 03:10 PM UTC

Updated: June 17, 2026 at 03:47 AM UTC

1 product affected across 1 vendorPunbb

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Severity

MEDIUM5.4

Exploit prediction

EPSS 0.5%

Description

An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Punbb · Gnu

95%

v < 1.4.6

Affected range stops below 1.4.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://punbb.informer.com/

References (1)

x_refsource_MISCRelease NotesVendor Advisory

Source: [email protected]

https://punbb.informer.com/

CVSS

5.4MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-79

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