CVE-2026-0521
CVE-2026-0521 is a medium-severity vulnerability in Tydac Map+ 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)
- CVSS v4: 5.6
- EPSS exploit prediction: 0% (18th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-5678
- Weakness: CWE-79
- Affected product: Tydac Map+
- Published:
- Last modified:
Description
A reflected cross-site scripting (XSS) vulnerability in the PDF export functionality of the TYDAC AG MAP+ solution allows unauthenticated attackers to craft a malicious URL, that if visited by a victim, will execute arbitrary JavaScript in the victim's context. Such a URL could be delivered through various means, for instance, by sending a link or by tricking victims to visit a page crafted by the attacker. This issue was verified in MAP+: 3.4.0.
Frequently asked questions
- What is CVE-2026-0521?
- A reflected cross-site scripting (XSS) vulnerability in the PDF export functionality of the TYDAC AG MAP+ solution allows unauthenticated attackers to craft a malicious URL, that if visited by a victim, will execute arbitrary JavaScript in the victim's context. Such a URL could be delivered through various means, for instance, by sending a link or by tricking victims to visit a page crafted by the attacker. This issue was verified in MAP+: 3.4.0.
- How severe is CVE-2026-0521?
- CVE-2026-0521 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-2026-0521 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-0521?
- CVE-2026-0521 affects Tydac Map+. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-0521?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-0521 have an EU (EUVD) identifier?
- Yes. CVE-2026-0521 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5678.
- When was CVE-2026-0521 published?
- CVE-2026-0521 was published on 2026-02-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:tydac:map\+:3.4.0:*:*:*:*:*:*:*
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