How severe is CVE-2025-52277?

CVE-2025-52277 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-52277 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52277?

CVE-2025-52277 affects Yeswiki. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52277?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-52277 have an EU (EUVD) identifier?

Yes. CVE-2025-52277 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27279.

When was CVE-2025-52277 published?

CVE-2025-52277 was published on 2025-09-09 and last updated on 2026-07-05.

CVE-2025-52277

CVE-2025-52277 is a medium-severity vulnerability in Yeswiki with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-27279
Weakness: CWE-79
Affected product: Yeswiki
Published: 2025-09-09
Last modified: 2026-07-05

Description

Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field

Frequently asked questions

What is CVE-2025-52277?: Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field
How severe is CVE-2025-52277?: CVE-2025-52277 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-52277 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52277?: CVE-2025-52277 affects Yeswiki. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52277?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-52277 have an EU (EUVD) identifier?: Yes. CVE-2025-52277 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27279.
When was CVE-2025-52277 published?: CVE-2025-52277 was published on 2025-09-09 and last updated on 2026-07-05.

References

https://github.com/nakkouchtarek/CVE/tree/main/CVE-2025-52277

EU advisories (EUVD)

http://yeswiki.com

Affected products (1)

cpe:2.3:a:yeswiki:yeswiki:4.5.4:*:*:*:*:*:*:*

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