CVE-2021-42552: Cross-site Scripting (XSS) vulnerability in ArchivistaBox webclient allows an attacker to craft a malicious li

Q: How do I fix CVE-2021-42552?

archivistabox: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2021-42552 being exploited?

CVE-2021-42552 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-42552 affect?

CVE-2021-42552 affects archivistabox. Severity is medium (CVSS 6.1). Cross-site Scripting (XSS) vulnerability in ArchivistaBox webclient allows an attacker to craft a malicious link, executing JavaScript in the context of a victim's browser. This issue affects all ArchivistaBox versions prior to 2022/I.

Q: How urgent is CVE-2021-42552?

Priority 39/100. Public exploit reference

Routine

MEDIUM 6.1MITIGATE

CVE-2021-42552 is a medium-severity flaw (CVSS 6.1) affecting archivistabox. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site Scripting (XSS) vulnerability in ArchivistaBox webclient allows an attacker to craft a malicious link, executing JavaScript in the context of a victim's browser. This issue affects all ArchivistaBox versions prior to 2022/I.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-03-16
Last modified	2026-06-17

Publisher (CNA): Switzerland Government Common Vulnerability Program · Vendor: archivista

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-03-16 13:15 UTCPublished CVE record published
2026-06-17 04:09 UTCUpdated Record last modified

archivista archivistabox MITIGATE

Affected: < 2022\/i

Fixed in: 2022\/i

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy archivistabox || rpm -q archivistabox || archivistabox --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-42552?

archivistabox: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-42552 being exploited?

CVE-2021-42552 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-42552 affect?

CVE-2021-42552 affects archivistabox. Severity is medium (CVSS 6.1). Cross-site Scripting (XSS) vulnerability in ArchivistaBox webclient allows an attacker to craft a malicious link, executing JavaScript in the context of a victim's browser. This issue affects all ArchivistaBox versions prior to 2022/I.

How urgent is CVE-2021-42552?

Priority 39/100. Public exploit reference

References

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