ejabberd -- Multiple security vulnerabilities

2026-08-01 · VuXML entry

ejabberd team reports: It's possible to craft PLAIN auth request and authenticate as one user, but then open session for different one. mod_caps persistent cache can be poisoned by using legacy version requests.This cache was only used to determine list of nodes that should trigger notifications in PubSub presence-based delivery. SQL injection in mod_pubsub handling of paging requests. Possible atom exhaustion that …

Affected versions

• ejabberd < 26.07

By system

1 still vulnerable, 1 fixed. Where VuXML applies (FreeBSD, DragonFly, FreeBSD's derivatives) a port is vulnerable while its version is in a range; pkgsrc says itself whether it lists a CVE of this advisory; OpenBSD and MidnightBSD keep no list this site reads, so their row is only an estimate: FreeBSD's ranges applied to upstream's version.