How severe is CVE-2021-43438?

CVE-2021-43438 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-2021-43438 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43438?

CVE-2021-43438 affects Iresturant Project Iresturant. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-43438?

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

When was CVE-2021-43438 published?

CVE-2021-43438 was published on 2021-12-20 and last updated on 2026-06-17.

CVE-2021-43438

CVE-2021-43438 is a medium-severity vulnerability in Iresturant Project Iresturant 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)
CVSS v2: 3.5
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Iresturant Project Iresturant
Published: 2021-12-20
Last modified: 2026-06-17

Description

Stored XSS in Signup Form in iResturant 1.0 Allows Remote Attacker to Inject Arbitrary code via NAME and ADDRESS field

Frequently asked questions

What is CVE-2021-43438?: Stored XSS in Signup Form in iResturant 1.0 Allows Remote Attacker to Inject Arbitrary code via NAME and ADDRESS field
How severe is CVE-2021-43438?: CVE-2021-43438 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-2021-43438 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43438?: CVE-2021-43438 affects Iresturant Project Iresturant. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43438?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-43438 published?: CVE-2021-43438 was published on 2021-12-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:iresturant_project:iresturant:1.0:*:*:*:*:*:*:*

More vulnerabilities in Iresturant Project Iresturant

CVE-2021-45802 — Critical (CVSS 9.8): MartDevelopers iResturant 1.0 is vulnerable to SQL Injection. SQL Injection occurs because the email and phone…
CVE-2021-43439 — Critical (CVSS 9.8): RCE in Add Review Function in iResturant 1.0 Allows remote attacker to execute commands remotely
CVE-2021-45803 — High (CVSS 8.8): MartDevelopers iResturant 1.0 is vulnerable to SQL Injection. SQL Injection occurs because this view parameter value is…
CVE-2021-43436 — Medium (CVSS 5.4): MartDevelopers Inc iResturant v1.0 allows Stored XSS by placing a payload in the username field during a login attempt.…

All CVEs affecting Iresturant Project Iresturant →

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 →