How severe is CVE-2022-42991?

CVE-2022-42991 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-42991 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-42991?

CVE-2022-42991 affects Simple Online Public Access Catalog Project Simple Online Public Access Catalog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42991?

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

When was CVE-2022-42991 published?

CVE-2022-42991 was published on 2022-10-27 and last updated on 2026-07-05.

CVE-2022-42991

CVE-2022-42991 is a medium-severity vulnerability in Simple Online Public Access Catalog Project Simple Online Public Access Catalog with a CVSS 3.x base score of 5.4. 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 5.4)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Simple Online Public Access Catalog Project Simple Online Public Access Catalog
Published: 2022-10-27
Last modified: 2026-07-05

Description

A stored cross-site scripting (XSS) vulnerability in Simple Online Public Access Catalog v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Edit Account Full Name field.

Frequently asked questions

What is CVE-2022-42991?: A stored cross-site scripting (XSS) vulnerability in Simple Online Public Access Catalog v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Edit Account Full Name field.
How severe is CVE-2022-42991?: CVE-2022-42991 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-42991 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-42991?: CVE-2022-42991 affects Simple Online Public Access Catalog Project Simple Online Public Access Catalog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42991?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-42991 published?: CVE-2022-42991 was published on 2022-10-27 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:simple_online_public_access_catalog_project:simple_online_public_access_catalog:1.0:*:*:*:*:*:*:*

More vulnerabilities in Simple Online Public Access Catalog Project Simple Online Public Access Catalog

CVE-2022-3495 — High (CVSS 7.3): A vulnerability has been found in SourceCodester Simple Online Public Access Catalog 1.0 and classified as critical.…

All CVEs affecting Simple Online Public Access Catalog Project Simple Online Public Access Catalog →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →